Home / 756,265,025.40-1,134,397,538.10-472,404,672.60

Finding the Fourth Proportional to 756,265,025.40, 1,134,397,538.10 and 472,404,672.60

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Solution

The fourth proportional to 756,265,025.40, 1,134,397,538.10 and 472,404,672.60 is: 708,607,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,265,025.40 : 1,134,397,538.10 = 472,404,672.60 : x
  2. Step 2: Convert to fraction form
    756,265,025.40/1,134,397,538.10 = 472,404,672.60/x
  3. Step 3: Cross multiply
    756,265,025.40x = 1,134,397,538.10 × 472,404,672.60
  4. Step 4: Simplify right side
    756,265,025.40x = 535,894,697,584,376,512
  5. Step 5: Solve for x
    x = 535,894,697,584,376,512/756,265,025.40
  6. Step 6: Final answer
    x = 708,607,008.90

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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.