Home / 964,710,010.80-1,447,065,016.20-597,377,991.60

Finding the Fourth Proportional to 964,710,010.80, 1,447,065,016.20 and 597,377,991.60

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Solution

The fourth proportional to 964,710,010.80, 1,447,065,016.20 and 597,377,991.60 is: 896,066,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,710,010.80 : 1,447,065,016.20 = 597,377,991.60 : x
  2. Step 2: Convert to fraction form
    964,710,010.80/1,447,065,016.20 = 597,377,991.60/x
  3. Step 3: Cross multiply
    964,710,010.80x = 1,447,065,016.20 × 597,377,991.60
  4. Step 4: Simplify right side
    964,710,010.80x = 864,444,793,092,177,536
  5. Step 5: Solve for x
    x = 864,444,793,092,177,536/964,710,010.80
  6. Step 6: Final answer
    x = 896,066,987.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.