Home / 1,305,696,056.40-1,958,544,084.60-1,009,789,707.60

Finding the Fourth Proportional to 1,305,696,056.40, 1,958,544,084.60 and 1,009,789,707.60

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Solution

The fourth proportional to 1,305,696,056.40, 1,958,544,084.60 and 1,009,789,707.60 is: 1,514,684,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,696,056.40 : 1,958,544,084.60 = 1,009,789,707.60 : x
  2. Step 2: Convert to fraction form
    1,305,696,056.40/1,958,544,084.60 = 1,009,789,707.60/x
  3. Step 3: Cross multiply
    1,305,696,056.40x = 1,958,544,084.60 × 1,009,789,707.60
  4. Step 4: Simplify right side
    1,305,696,056.40x = 1,977,717,658,509,943,552
  5. Step 5: Solve for x
    x = 1,977,717,658,509,943,552/1,305,696,056.40
  6. Step 6: Final answer
    x = 1,514,684,561.40

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Double scale
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Similar ratio
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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.