Home / 125,527,598.78-173,223,668.09-69,011,933.22

Finding the Fourth Proportional to 125,527,598.78, 173,223,668.09 and 69,011,933.22

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Solution

The fourth proportional to 125,527,598.78, 173,223,668.09 and 69,011,933.22 is: 95,234,038.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,527,598.78 : 173,223,668.09 = 69,011,933.22 : x
  2. Step 2: Convert to fraction form
    125,527,598.78/173,223,668.09 = 69,011,933.22/x
  3. Step 3: Cross multiply
    125,527,598.78x = 173,223,668.09 × 69,011,933.22
  4. Step 4: Simplify right side
    125,527,598.78x = 11,954,500,214,350,524
  5. Step 5: Solve for x
    x = 11,954,500,214,350,524/125,527,598.78
  6. Step 6: Final answer
    x = 95,234,038.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.