Home / 113,545,862.64-170,316,346.32-31,662,557.88

Finding the Fourth Proportional to 113,545,862.64, 170,316,346.32 and 31,662,557.88

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Solution

The fourth proportional to 113,545,862.64, 170,316,346.32 and 31,662,557.88 is: 47,493,154.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,545,862.64 : 170,316,346.32 = 31,662,557.88 : x
  2. Step 2: Convert to fraction form
    113,545,862.64/170,316,346.32 = 31,662,557.88/x
  3. Step 3: Cross multiply
    113,545,862.64x = 170,316,346.32 × 31,662,557.88
  4. Step 4: Simplify right side
    113,545,862.64x = 5,392,651,173,267,125
  5. Step 5: Solve for x
    x = 5,392,651,173,267,125/113,545,862.64
  6. Step 6: Final answer
    x = 47,493,154.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.