Home / 155,088,000.30-232,632,000.45-139,971,456.30

Finding the Fourth Proportional to 155,088,000.30, 232,632,000.45 and 139,971,456.30

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Solution

The fourth proportional to 155,088,000.30, 232,632,000.45 and 139,971,456.30 is: 209,957,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,088,000.30 : 232,632,000.45 = 139,971,456.30 : x
  2. Step 2: Convert to fraction form
    155,088,000.30/232,632,000.45 = 139,971,456.30/x
  3. Step 3: Cross multiply
    155,088,000.30x = 232,632,000.45 × 139,971,456.30
  4. Step 4: Simplify right side
    155,088,000.30x = 32,561,839,884,968,756
  5. Step 5: Solve for x
    x = 32,561,839,884,968,756/155,088,000.30
  6. Step 6: Final answer
    x = 209,957,184.45

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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.