Home / 82,446,999.84-113,790,854.93-47,659,856.13

Finding the Fourth Proportional to 82,446,999.84, 113,790,854.93 and 47,659,856.13

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Solution

The fourth proportional to 82,446,999.84, 113,790,854.93 and 47,659,856.13 is: 65,778,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,446,999.84 : 113,790,854.93 = 47,659,856.13 : x
  2. Step 2: Convert to fraction form
    82,446,999.84/113,790,854.93 = 47,659,856.13/x
  3. Step 3: Cross multiply
    82,446,999.84x = 113,790,854.93 × 47,659,856.13
  4. Step 4: Simplify right side
    82,446,999.84x = 5,423,255,774,635,202
  5. Step 5: Solve for x
    x = 5,423,255,774,635,202/82,446,999.84
  6. Step 6: Final answer
    x = 65,778,691.59

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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.