Home / 145,510,392.30-218,265,588.45-88,114,764.30

Finding the Fourth Proportional to 145,510,392.30, 218,265,588.45 and 88,114,764.30

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Solution

The fourth proportional to 145,510,392.30, 218,265,588.45 and 88,114,764.30 is: 132,172,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,510,392.30 : 218,265,588.45 = 88,114,764.30 : x
  2. Step 2: Convert to fraction form
    145,510,392.30/218,265,588.45 = 88,114,764.30/x
  3. Step 3: Cross multiply
    145,510,392.30x = 218,265,588.45 × 88,114,764.30
  4. Step 4: Simplify right side
    145,510,392.30x = 19,232,420,881,072,552
  5. Step 5: Solve for x
    x = 19,232,420,881,072,552/145,510,392.30
  6. Step 6: Final answer
    x = 132,172,146.45

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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.