Home / 124,973,363.80-187,488,039.30-48,289,562.20

Finding the Fourth Proportional to 124,973,363.80, 187,488,039.30 and 48,289,562.20

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Solution

The fourth proportional to 124,973,363.80, 187,488,039.30 and 48,289,562.20 is: 72,445,159.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,973,363.80 : 187,488,039.30 = 48,289,562.20 : x
  2. Step 2: Convert to fraction form
    124,973,363.80/187,488,039.30 = 48,289,562.20/x
  3. Step 3: Cross multiply
    124,973,363.80x = 187,488,039.30 × 48,289,562.20
  4. Step 4: Simplify right side
    124,973,363.80x = 9,053,715,335,533,396
  5. Step 5: Solve for x
    x = 9,053,715,335,533,396/124,973,363.80
  6. Step 6: Final answer
    x = 72,445,159.99

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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.