Home / 113,779,598.20-157,016,118.45-61,569,194.11

Finding the Fourth Proportional to 113,779,598.20, 157,016,118.45 and 61,569,194.11

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Solution

The fourth proportional to 113,779,598.20, 157,016,118.45 and 61,569,194.11 is: 84,965,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,779,598.20 : 157,016,118.45 = 61,569,194.11 : x
  2. Step 2: Convert to fraction form
    113,779,598.20/157,016,118.45 = 61,569,194.11/x
  3. Step 3: Cross multiply
    113,779,598.20x = 157,016,118.45 × 61,569,194.11
  4. Step 4: Simplify right side
    113,779,598.20x = 9,667,355,875,204,454
  5. Step 5: Solve for x
    x = 9,667,355,875,204,454/113,779,598.20
  6. Step 6: Final answer
    x = 84,965,635.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.