Home / 189,561,278.24-284,309,402.88-60,140,041.28

Finding the Fourth Proportional to 189,561,278.24, 284,309,402.88 and 60,140,041.28

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Solution

The fourth proportional to 189,561,278.24, 284,309,402.88 and 60,140,041.28 is: 90,199,746.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,561,278.24 : 284,309,402.88 = 60,140,041.28 : x
  2. Step 2: Convert to fraction form
    189,561,278.24/284,309,402.88 = 60,140,041.28/x
  3. Step 3: Cross multiply
    189,561,278.24x = 284,309,402.88 × 60,140,041.28
  4. Step 4: Simplify right side
    189,561,278.24x = 17,098,379,225,495,350
  5. Step 5: Solve for x
    x = 17,098,379,225,495,350/189,561,278.24
  6. Step 6: Final answer
    x = 90,199,746.41

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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.