Home / 125,981,081.60-173,853,894.88-68,034,329.60

Finding the Fourth Proportional to 125,981,081.60, 173,853,894.88 and 68,034,329.60

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Solution

The fourth proportional to 125,981,081.60, 173,853,894.88 and 68,034,329.60 is: 93,887,376.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,981,081.60 : 173,853,894.88 = 68,034,329.60 : x
  2. Step 2: Convert to fraction form
    125,981,081.60/173,853,894.88 = 68,034,329.60/x
  3. Step 3: Cross multiply
    125,981,081.60x = 173,853,894.88 × 68,034,329.60
  4. Step 4: Simplify right side
    125,981,081.60x = 11,828,033,186,509,672
  5. Step 5: Solve for x
    x = 11,828,033,186,509,672/125,981,081.60
  6. Step 6: Final answer
    x = 93,887,376.07

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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.