Home / 1,047,046,611.58-1,444,923,971.54-577,155,779.60

Finding the Fourth Proportional to 1,047,046,611.58, 1,444,923,971.54 and 577,155,779.60

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Solution

The fourth proportional to 1,047,046,611.58, 1,444,923,971.54 and 577,155,779.60 is: 796,474,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,046,611.58 : 1,444,923,971.54 = 577,155,779.60 : x
  2. Step 2: Convert to fraction form
    1,047,046,611.58/1,444,923,971.54 = 577,155,779.60/x
  3. Step 3: Cross multiply
    1,047,046,611.58x = 1,444,923,971.54 × 577,155,779.60
  4. Step 4: Simplify right side
    1,047,046,611.58x = 833,946,221,256,896,896
  5. Step 5: Solve for x
    x = 833,946,221,256,896,896/1,047,046,611.58
  6. Step 6: Final answer
    x = 796,474,781.57

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Half scale
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Double scale
Find fourth proportional to 1,047,046,612.58, 1,444,923,972.92 and 577,155,780.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.