Home / 102,639,398.46-153,982,075.80-34,480,231.26

Finding the Fourth Proportional to 102,639,398.46, 153,982,075.80 and 34,480,231.26

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Solution

The fourth proportional to 102,639,398.46, 153,982,075.80 and 34,480,231.26 is: 51,728,066.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,639,398.46 : 153,982,075.80 = 34,480,231.26 : x
  2. Step 2: Convert to fraction form
    102,639,398.46/153,982,075.80 = 34,480,231.26/x
  3. Step 3: Cross multiply
    102,639,398.46x = 153,982,075.80 × 34,480,231.26
  4. Step 4: Simplify right side
    102,639,398.46x = 5,309,337,583,478,850
  5. Step 5: Solve for x
    x = 5,309,337,583,478,850/102,639,398.46
  6. Step 6: Final answer
    x = 51,728,066.06

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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.