Home / 181,432,839.60-272,255,547.60-66,429,007.20

Finding the Fourth Proportional to 181,432,839.60, 272,255,547.60 and 66,429,007.20

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Solution

The fourth proportional to 181,432,839.60, 272,255,547.60 and 66,429,007.20 is: 99,682,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,432,839.60 : 272,255,547.60 = 66,429,007.20 : x
  2. Step 2: Convert to fraction form
    181,432,839.60/272,255,547.60 = 66,429,007.20/x
  3. Step 3: Cross multiply
    181,432,839.60x = 272,255,547.60 × 66,429,007.20
  4. Step 4: Simplify right side
    181,432,839.60x = 18,085,665,731,760,344
  5. Step 5: Solve for x
    x = 18,085,665,731,760,344/181,432,839.60
  6. Step 6: Final answer
    x = 99,682,426.69

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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.