Home / 242,325,288.90-363,487,933.35-145,579,407.30

Finding the Fourth Proportional to 242,325,288.90, 363,487,933.35 and 145,579,407.30

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Solution

The fourth proportional to 242,325,288.90, 363,487,933.35 and 145,579,407.30 is: 218,369,110.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,325,288.90 : 363,487,933.35 = 145,579,407.30 : x
  2. Step 2: Convert to fraction form
    242,325,288.90/363,487,933.35 = 145,579,407.30/x
  3. Step 3: Cross multiply
    242,325,288.90x = 363,487,933.35 × 145,579,407.30
  4. Step 4: Simplify right side
    242,325,288.90x = 52,916,357,897,794,912
  5. Step 5: Solve for x
    x = 52,916,357,897,794,912/242,325,288.90
  6. Step 6: Final answer
    x = 218,369,110.95

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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.