Home / 124,294,279.80-186,441,419.70-79,056,622.20

Finding the Fourth Proportional to 124,294,279.80, 186,441,419.70 and 79,056,622.20

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Solution

The fourth proportional to 124,294,279.80, 186,441,419.70 and 79,056,622.20 is: 118,584,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,294,279.80 : 186,441,419.70 = 79,056,622.20 : x
  2. Step 2: Convert to fraction form
    124,294,279.80/186,441,419.70 = 79,056,622.20/x
  3. Step 3: Cross multiply
    124,294,279.80x = 186,441,419.70 × 79,056,622.20
  4. Step 4: Simplify right side
    124,294,279.80x = 14,739,428,879,654,536
  5. Step 5: Solve for x
    x = 14,739,428,879,654,536/124,294,279.80
  6. Step 6: Final answer
    x = 118,584,933.30

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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.