Home / 86,199,475.28-118,955,244.59-47,041,252.02

Finding the Fourth Proportional to 86,199,475.28, 118,955,244.59 and 47,041,252.02

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Solution

The fourth proportional to 86,199,475.28, 118,955,244.59 and 47,041,252.02 is: 64,916,910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,199,475.28 : 118,955,244.59 = 47,041,252.02 : x
  2. Step 2: Convert to fraction form
    86,199,475.28/118,955,244.59 = 47,041,252.02/x
  3. Step 3: Cross multiply
    86,199,475.28x = 118,955,244.59 × 47,041,252.02
  4. Step 4: Simplify right side
    86,199,475.28x = 5,595,803,639,623,725
  5. Step 5: Solve for x
    x = 5,595,803,639,623,725/86,199,475.28
  6. Step 6: Final answer
    x = 64,916,910.71

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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.