Home / 99,696,060.20-149,544,090.30-45,948,348.20

Finding the Fourth Proportional to 99,696,060.20, 149,544,090.30 and 45,948,348.20

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Solution

The fourth proportional to 99,696,060.20, 149,544,090.30 and 45,948,348.20 is: 68,922,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,696,060.20 : 149,544,090.30 = 45,948,348.20 : x
  2. Step 2: Convert to fraction form
    99,696,060.20/149,544,090.30 = 45,948,348.20/x
  3. Step 3: Cross multiply
    99,696,060.20x = 149,544,090.30 × 45,948,348.20
  4. Step 4: Simplify right side
    99,696,060.20x = 6,871,303,932,356,643
  5. Step 5: Solve for x
    x = 6,871,303,932,356,643/99,696,060.20
  6. Step 6: Final answer
    x = 68,922,522.30

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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.