Home / 338,935,280.40-508,402,920.60-96,566,691.60

Finding the Fourth Proportional to 338,935,280.40, 508,402,920.60 and 96,566,691.60

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Solution

The fourth proportional to 338,935,280.40, 508,402,920.60 and 96,566,691.60 is: 144,850,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,935,280.40 : 508,402,920.60 = 96,566,691.60 : x
  2. Step 2: Convert to fraction form
    338,935,280.40/508,402,920.60 = 96,566,691.60/x
  3. Step 3: Cross multiply
    338,935,280.40x = 508,402,920.60 × 96,566,691.60
  4. Step 4: Simplify right side
    338,935,280.40x = 49,094,788,042,119,488
  5. Step 5: Solve for x
    x = 49,094,788,042,119,488/338,935,280.40
  6. Step 6: Final answer
    x = 144,850,037.40

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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.