Home / 103,340,563.90-155,010,845.85-92,818,032.10

Finding the Fourth Proportional to 103,340,563.90, 155,010,845.85 and 92,818,032.10

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Solution

The fourth proportional to 103,340,563.90, 155,010,845.85 and 92,818,032.10 is: 139,227,048.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,340,563.90 : 155,010,845.85 = 92,818,032.10 : x
  2. Step 2: Convert to fraction form
    103,340,563.90/155,010,845.85 = 92,818,032.10/x
  3. Step 3: Cross multiply
    103,340,563.90x = 155,010,845.85 × 92,818,032.10
  4. Step 4: Simplify right side
    103,340,563.90x = 14,387,801,665,953,450
  5. Step 5: Solve for x
    x = 14,387,801,665,953,450/103,340,563.90
  6. Step 6: Final answer
    x = 139,227,048.15

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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.