Home / 90,224,643.15-124,506,673.53-48,970,649.79

Finding the Fourth Proportional to 90,224,643.15, 124,506,673.53 and 48,970,649.79

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Solution

The fourth proportional to 90,224,643.15, 124,506,673.53 and 48,970,649.79 is: 67,577,687.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,224,643.15 : 124,506,673.53 = 48,970,649.79 : x
  2. Step 2: Convert to fraction form
    90,224,643.15/124,506,673.53 = 48,970,649.79/x
  3. Step 3: Cross multiply
    90,224,643.15x = 124,506,673.53 × 48,970,649.79
  4. Step 4: Simplify right side
    90,224,643.15x = 6,097,172,705,955,493
  5. Step 5: Solve for x
    x = 6,097,172,705,955,493/90,224,643.15
  6. Step 6: Final answer
    x = 67,577,687.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.