Home / 125,064,244.80-187,764,328.80-79,826,587.20

Finding the Fourth Proportional to 125,064,244.80, 187,764,328.80 and 79,826,587.20

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Solution

The fourth proportional to 125,064,244.80, 187,764,328.80 and 79,826,587.20 is: 119,847,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,064,244.80 : 187,764,328.80 = 79,826,587.20 : x
  2. Step 2: Convert to fraction form
    125,064,244.80/187,764,328.80 = 79,826,587.20/x
  3. Step 3: Cross multiply
    125,064,244.80x = 187,764,328.80 × 79,826,587.20
  4. Step 4: Simplify right side
    125,064,244.80x = 14,988,585,566,002,672
  5. Step 5: Solve for x
    x = 14,988,585,566,002,672/125,064,244.80
  6. Step 6: Final answer
    x = 119,847,088.11

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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.