Home / 115,924,283.20-159,977,167.52-63,718,146.88

Finding the Fourth Proportional to 115,924,283.20, 159,977,167.52 and 63,718,146.88

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Solution

The fourth proportional to 115,924,283.20, 159,977,167.52 and 63,718,146.88 is: 87,931,953.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,924,283.20 : 159,977,167.52 = 63,718,146.88 : x
  2. Step 2: Convert to fraction form
    115,924,283.20/159,977,167.52 = 63,718,146.88/x
  3. Step 3: Cross multiply
    115,924,283.20x = 159,977,167.52 × 63,718,146.88
  4. Step 4: Simplify right side
    115,924,283.20x = 10,193,448,657,485,726
  5. Step 5: Solve for x
    x = 10,193,448,657,485,726/115,924,283.20
  6. Step 6: Final answer
    x = 87,931,953.31

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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.