Home / 103,340,607.90-155,010,911.85-92,818,076.10

Finding the Fourth Proportional to 103,340,607.90, 155,010,911.85 and 92,818,076.10

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Solution

The fourth proportional to 103,340,607.90, 155,010,911.85 and 92,818,076.10 is: 139,227,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,340,607.90 : 155,010,911.85 = 92,818,076.10 : x
  2. Step 2: Convert to fraction form
    103,340,607.90/155,010,911.85 = 92,818,076.10/x
  3. Step 3: Cross multiply
    103,340,607.90x = 155,010,911.85 × 92,818,076.10
  4. Step 4: Simplify right side
    103,340,607.90x = 14,387,814,612,423,690
  5. Step 5: Solve for x
    x = 14,387,814,612,423,690/103,340,607.90
  6. Step 6: Final answer
    x = 139,227,114.15

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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.