Home / 124,436,601.60-186,654,902.40-79,049,644.80

Finding the Fourth Proportional to 124,436,601.60, 186,654,902.40 and 79,049,644.80

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Solution

The fourth proportional to 124,436,601.60, 186,654,902.40 and 79,049,644.80 is: 118,574,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,436,601.60 : 186,654,902.40 = 79,049,644.80 : x
  2. Step 2: Convert to fraction form
    124,436,601.60/186,654,902.40 = 79,049,644.80/x
  3. Step 3: Cross multiply
    124,436,601.60x = 186,654,902.40 × 79,049,644.80
  4. Step 4: Simplify right side
    124,436,601.60x = 14,755,003,734,898,668
  5. Step 5: Solve for x
    x = 14,755,003,734,898,668/124,436,601.60
  6. Step 6: Final answer
    x = 118,574,467.20

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1.5x scale

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.