Home / 83,038,073.80-124,557,110.70-61,514,713.30

Finding the Fourth Proportional to 83,038,073.80, 124,557,110.70 and 61,514,713.30

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Solution

The fourth proportional to 83,038,073.80, 124,557,110.70 and 61,514,713.30 is: 92,272,069.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,038,073.80 : 124,557,110.70 = 61,514,713.30 : x
  2. Step 2: Convert to fraction form
    83,038,073.80/124,557,110.70 = 61,514,713.30/x
  3. Step 3: Cross multiply
    83,038,073.80x = 124,557,110.70 × 61,514,713.30
  4. Step 4: Simplify right side
    83,038,073.80x = 7,662,094,954,186,862
  5. Step 5: Solve for x
    x = 7,662,094,954,186,862/83,038,073.80
  6. Step 6: Final answer
    x = 92,272,069.95

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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.