Home / 191,490,986.28-287,276,832.54-62,088,505.96

Finding the Fourth Proportional to 191,490,986.28, 287,276,832.54 and 62,088,505.96

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Solution

The fourth proportional to 191,490,986.28, 287,276,832.54 and 62,088,505.96 is: 93,145,842.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,490,986.28 : 287,276,832.54 = 62,088,505.96 : x
  2. Step 2: Convert to fraction form
    191,490,986.28/287,276,832.54 = 62,088,505.96/x
  3. Step 3: Cross multiply
    191,490,986.28x = 287,276,832.54 × 62,088,505.96
  4. Step 4: Simplify right side
    191,490,986.28x = 17,836,589,329,329,714
  5. Step 5: Solve for x
    x = 17,836,589,329,329,714/191,490,986.28
  6. Step 6: Final answer
    x = 93,145,842.92

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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.