Home / 203,436,695.20-305,155,042.81-59,829,527.20

Finding the Fourth Proportional to 203,436,695.20, 305,155,042.81 and 59,829,527.20

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Solution

The fourth proportional to 203,436,695.20, 305,155,042.81 and 59,829,527.20 is: 89,744,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,436,695.20 : 305,155,042.81 = 59,829,527.20 : x
  2. Step 2: Convert to fraction form
    203,436,695.20/305,155,042.81 = 59,829,527.20/x
  3. Step 3: Cross multiply
    203,436,695.20x = 305,155,042.81 × 59,829,527.20
  4. Step 4: Simplify right side
    203,436,695.20x = 18,257,281,934,018,060
  5. Step 5: Solve for x
    x = 18,257,281,934,018,060/203,436,695.20
  6. Step 6: Final answer
    x = 89,744,290.80

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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.