Home / 103,509,793.90-155,264,690.85-101,494,254.70

Finding the Fourth Proportional to 103,509,793.90, 155,264,690.85 and 101,494,254.70

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Solution

The fourth proportional to 103,509,793.90, 155,264,690.85 and 101,494,254.70 is: 152,241,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,509,793.90 : 155,264,690.85 = 101,494,254.70 : x
  2. Step 2: Convert to fraction form
    103,509,793.90/155,264,690.85 = 101,494,254.70/x
  3. Step 3: Cross multiply
    103,509,793.90x = 155,264,690.85 × 101,494,254.70
  4. Step 4: Simplify right side
    103,509,793.90x = 15,758,474,079,046,660
  5. Step 5: Solve for x
    x = 15,758,474,079,046,660/103,509,793.90
  6. Step 6: Final answer
    x = 152,241,382.05

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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.