Home / 173,811,209.40-260,748,306.90-87,331,980.60

Finding the Fourth Proportional to 173,811,209.40, 260,748,306.90 and 87,331,980.60

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Solution

The fourth proportional to 173,811,209.40, 260,748,306.90 and 87,331,980.60 is: 131,013,794.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,811,209.40 : 260,748,306.90 = 87,331,980.60 : x
  2. Step 2: Convert to fraction form
    173,811,209.40/260,748,306.90 = 87,331,980.60/x
  3. Step 3: Cross multiply
    173,811,209.40x = 260,748,306.90 × 87,331,980.60
  4. Step 4: Simplify right side
    173,811,209.40x = 22,771,666,079,673,644
  5. Step 5: Solve for x
    x = 22,771,666,079,673,644/173,811,209.40
  6. Step 6: Final answer
    x = 131,013,794.55

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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.