Home / 756,265,024.40-1,134,397,536.60-472,404,671.60

Finding the Fourth Proportional to 756,265,024.40, 1,134,397,536.60 and 472,404,671.60

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Solution

The fourth proportional to 756,265,024.40, 1,134,397,536.60 and 472,404,671.60 is: 708,607,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,265,024.40 : 1,134,397,536.60 = 472,404,671.60 : x
  2. Step 2: Convert to fraction form
    756,265,024.40/1,134,397,536.60 = 472,404,671.60/x
  3. Step 3: Cross multiply
    756,265,024.40x = 1,134,397,536.60 × 472,404,671.60
  4. Step 4: Simplify right side
    756,265,024.40x = 535,894,695,741,371,968
  5. Step 5: Solve for x
    x = 535,894,695,741,371,968/756,265,024.40
  6. Step 6: Final answer
    x = 708,607,007.40

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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.