Home / 145,510,395.80-218,265,593.70-88,114,767.80

Finding the Fourth Proportional to 145,510,395.80, 218,265,593.70 and 88,114,767.80

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Solution

The fourth proportional to 145,510,395.80, 218,265,593.70 and 88,114,767.80 is: 132,172,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,510,395.80 : 218,265,593.70 = 88,114,767.80 : x
  2. Step 2: Convert to fraction form
    145,510,395.80/218,265,593.70 = 88,114,767.80/x
  3. Step 3: Cross multiply
    145,510,395.80x = 218,265,593.70 × 88,114,767.80
  4. Step 4: Simplify right side
    145,510,395.80x = 19,232,422,107,604,640
  5. Step 5: Solve for x
    x = 19,232,422,107,604,640/145,510,395.80
  6. Step 6: Final answer
    x = 132,172,151.70

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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.