Home / 314,928,834.40-472,393,251.60-96,577,442.20

Finding the Fourth Proportional to 314,928,834.40, 472,393,251.60 and 96,577,442.20

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Solution

The fourth proportional to 314,928,834.40, 472,393,251.60 and 96,577,442.20 is: 144,866,163.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,834.40 : 472,393,251.60 = 96,577,442.20 : x
  2. Step 2: Convert to fraction form
    314,928,834.40/472,393,251.60 = 96,577,442.20/x
  3. Step 3: Cross multiply
    314,928,834.40x = 472,393,251.60 × 96,577,442.20
  4. Step 4: Simplify right side
    314,928,834.40x = 45,622,531,952,069,064
  5. Step 5: Solve for x
    x = 45,622,531,952,069,064/314,928,834.40
  6. Step 6: Final answer
    x = 144,866,163.30

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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.