Home / 84,924,279.60-127,386,419.40-50,828,074.80

Finding the Fourth Proportional to 84,924,279.60, 127,386,419.40 and 50,828,074.80

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Solution

The fourth proportional to 84,924,279.60, 127,386,419.40 and 50,828,074.80 is: 76,242,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,924,279.60 : 127,386,419.40 = 50,828,074.80 : x
  2. Step 2: Convert to fraction form
    84,924,279.60/127,386,419.40 = 50,828,074.80/x
  3. Step 3: Cross multiply
    84,924,279.60x = 127,386,419.40 × 50,828,074.80
  4. Step 4: Simplify right side
    84,924,279.60x = 6,474,806,453,767,371
  5. Step 5: Solve for x
    x = 6,474,806,453,767,371/84,924,279.60
  6. Step 6: Final answer
    x = 76,242,112.20

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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.