Home / 121,726,008.80-182,606,068.56-39,851,295.20

Finding the Fourth Proportional to 121,726,008.80, 182,606,068.56 and 39,851,295.20

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Solution

The fourth proportional to 121,726,008.80, 182,606,068.56 and 39,851,295.20 is: 59,782,526.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,726,008.80 : 182,606,068.56 = 39,851,295.20 : x
  2. Step 2: Convert to fraction form
    121,726,008.80/182,606,068.56 = 39,851,295.20/x
  3. Step 3: Cross multiply
    121,726,008.80x = 182,606,068.56 × 39,851,295.20
  4. Step 4: Simplify right side
    121,726,008.80x = 7,277,088,343,496,000
  5. Step 5: Solve for x
    x = 7,277,088,343,496,000/121,726,008.80
  6. Step 6: Final answer
    x = 59,782,526.47

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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.