Home / 103,514,184.33-142,847,275.23-57,104,425.95

Finding the Fourth Proportional to 103,514,184.33, 142,847,275.23 and 57,104,425.95

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Solution

The fourth proportional to 103,514,184.33, 142,847,275.23 and 57,104,425.95 is: 78,802,839.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,514,184.33 : 142,847,275.23 = 57,104,425.95 : x
  2. Step 2: Convert to fraction form
    103,514,184.33/142,847,275.23 = 57,104,425.95/x
  3. Step 3: Cross multiply
    103,514,184.33x = 142,847,275.23 × 57,104,425.95
  4. Step 4: Simplify right side
    103,514,184.33x = 8,157,211,650,798,642
  5. Step 5: Solve for x
    x = 8,157,211,650,798,642/103,514,184.33
  6. Step 6: Final answer
    x = 78,802,839.47

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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.