Home / 148,820,476.53-223,216,282.13-45,190,579.47

Finding the Fourth Proportional to 148,820,476.53, 223,216,282.13 and 45,190,579.47

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Solution

The fourth proportional to 148,820,476.53, 223,216,282.13 and 45,190,579.47 is: 67,781,486.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,820,476.53 : 223,216,282.13 = 45,190,579.47 : x
  2. Step 2: Convert to fraction form
    148,820,476.53/223,216,282.13 = 45,190,579.47/x
  3. Step 3: Cross multiply
    148,820,476.53x = 223,216,282.13 × 45,190,579.47
  4. Step 4: Simplify right side
    148,820,476.53x = 10,087,273,136,706,682
  5. Step 5: Solve for x
    x = 10,087,273,136,706,682/148,820,476.53
  6. Step 6: Final answer
    x = 67,781,486.61

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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.