Home / 104,411,220.60-156,616,830.90-77,537,364.60

Finding the Fourth Proportional to 104,411,220.60, 156,616,830.90 and 77,537,364.60

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Solution

The fourth proportional to 104,411,220.60, 156,616,830.90 and 77,537,364.60 is: 116,306,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,411,220.60 : 156,616,830.90 = 77,537,364.60 : x
  2. Step 2: Convert to fraction form
    104,411,220.60/156,616,830.90 = 77,537,364.60/x
  3. Step 3: Cross multiply
    104,411,220.60x = 156,616,830.90 × 77,537,364.60
  4. Step 4: Simplify right side
    104,411,220.60x = 12,143,656,319,989,846
  5. Step 5: Solve for x
    x = 12,143,656,319,989,846/104,411,220.60
  6. Step 6: Final answer
    x = 116,306,046.90

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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.