Home / 189,490,058.10-284,235,087.15-161,748,837.90

Finding the Fourth Proportional to 189,490,058.10, 284,235,087.15 and 161,748,837.90

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Solution

The fourth proportional to 189,490,058.10, 284,235,087.15 and 161,748,837.90 is: 242,623,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,490,058.10 : 284,235,087.15 = 161,748,837.90 : x
  2. Step 2: Convert to fraction form
    189,490,058.10/284,235,087.15 = 161,748,837.90/x
  3. Step 3: Cross multiply
    189,490,058.10x = 284,235,087.15 × 161,748,837.90
  4. Step 4: Simplify right side
    189,490,058.10x = 45,974,695,036,917,720
  5. Step 5: Solve for x
    x = 45,974,695,036,917,720/189,490,058.10
  6. Step 6: Final answer
    x = 242,623,256.85

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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.