Home / 113,886,491.73-157,162,575.90-61,674,332.57

Finding the Fourth Proportional to 113,886,491.73, 157,162,575.90 and 61,674,332.57

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Solution

The fourth proportional to 113,886,491.73, 157,162,575.90 and 61,674,332.57 is: 85,110,155.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,886,491.73 : 157,162,575.90 = 61,674,332.57 : x
  2. Step 2: Convert to fraction form
    113,886,491.73/157,162,575.90 = 61,674,332.57/x
  3. Step 3: Cross multiply
    113,886,491.73x = 157,162,575.90 × 61,674,332.57
  4. Step 4: Simplify right side
    113,886,491.73x = 9,692,896,973,614,468
  5. Step 5: Solve for x
    x = 9,692,896,973,614,468/113,886,491.73
  6. Step 6: Final answer
    x = 85,110,155.09

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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.