Home / 272,766,810.24-409,153,761-91,013,988.24

Finding the Fourth Proportional to 272,766,810.24, 409,153,761 and 91,013,988.24

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Solution

The fourth proportional to 272,766,810.24, 409,153,761 and 91,013,988.24 is: 136,522,165.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,766,810.24 : 409,153,761 = 91,013,988.24 : x
  2. Step 2: Convert to fraction form
    272,766,810.24/409,153,761 = 91,013,988.24/x
  3. Step 3: Cross multiply
    272,766,810.24x = 409,153,761 × 91,013,988.24
  4. Step 4: Simplify right side
    272,766,810.24x = 37,238,715,592,005,768
  5. Step 5: Solve for x
    x = 37,238,715,592,005,768/272,766,810.24
  6. Step 6: Final answer
    x = 136,522,165.43

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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.