Home / 122,087,519.60-183,131,279.40-83,345,470.70

Finding the Fourth Proportional to 122,087,519.60, 183,131,279.40 and 83,345,470.70

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Solution

The fourth proportional to 122,087,519.60, 183,131,279.40 and 83,345,470.70 is: 125,018,206.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,087,519.60 : 183,131,279.40 = 83,345,470.70 : x
  2. Step 2: Convert to fraction form
    122,087,519.60/183,131,279.40 = 83,345,470.70/x
  3. Step 3: Cross multiply
    122,087,519.60x = 183,131,279.40 × 83,345,470.70
  4. Step 4: Simplify right side
    122,087,519.60x = 15,263,162,681,486,214
  5. Step 5: Solve for x
    x = 15,263,162,681,486,214/122,087,519.60
  6. Step 6: Final answer
    x = 125,018,206.05

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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.