Home / 752,999,293.40-1,129,564,032.78-207,740,827.40

Finding the Fourth Proportional to 752,999,293.40, 1,129,564,032.78 and 207,740,827.40

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Solution

The fourth proportional to 752,999,293.40, 1,129,564,032.78 and 207,740,827.40 is: 311,629,199.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,999,293.40 : 1,129,564,032.78 = 207,740,827.40 : x
  2. Step 2: Convert to fraction form
    752,999,293.40/1,129,564,032.78 = 207,740,827.40/x
  3. Step 3: Cross multiply
    752,999,293.40x = 1,129,564,032.78 × 207,740,827.40
  4. Step 4: Simplify right side
    752,999,293.40x = 234,656,566,770,997,920
  5. Step 5: Solve for x
    x = 234,656,566,770,997,920/752,999,293.40
  6. Step 6: Final answer
    x = 311,629,199.16

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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.