Home / 338,940,668.40-508,411,002.60-96,572,079.60

Finding the Fourth Proportional to 338,940,668.40, 508,411,002.60 and 96,572,079.60

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Solution

The fourth proportional to 338,940,668.40, 508,411,002.60 and 96,572,079.60 is: 144,858,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,940,668.40 : 508,411,002.60 = 96,572,079.60 : x
  2. Step 2: Convert to fraction form
    338,940,668.40/508,411,002.60 = 96,572,079.60/x
  3. Step 3: Cross multiply
    338,940,668.40x = 508,411,002.60 × 96,572,079.60
  4. Step 4: Simplify right side
    338,940,668.40x = 49,098,307,812,603,008
  5. Step 5: Solve for x
    x = 49,098,307,812,603,008/338,940,668.40
  6. Step 6: Final answer
    x = 144,858,119.40

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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.