Home / 203,436,694.20-305,155,041.31-59,829,526.20

Finding the Fourth Proportional to 203,436,694.20, 305,155,041.31 and 59,829,526.20

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Solution

The fourth proportional to 203,436,694.20, 305,155,041.31 and 59,829,526.20 is: 89,744,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,436,694.20 : 305,155,041.31 = 59,829,526.20 : x
  2. Step 2: Convert to fraction form
    203,436,694.20/305,155,041.31 = 59,829,526.20/x
  3. Step 3: Cross multiply
    203,436,694.20x = 305,155,041.31 × 59,829,526.20
  4. Step 4: Simplify right side
    203,436,694.20x = 18,257,281,540,337,844
  5. Step 5: Solve for x
    x = 18,257,281,540,337,844/203,436,694.20
  6. Step 6: Final answer
    x = 89,744,289.31

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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.