Home / 242,720,562.30-364,128,082.65-70,203,003.90

Finding the Fourth Proportional to 242,720,562.30, 364,128,082.65 and 70,203,003.90

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Solution

The fourth proportional to 242,720,562.30, 364,128,082.65 and 70,203,003.90 is: 105,318,169.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,720,562.30 : 364,128,082.65 = 70,203,003.90 : x
  2. Step 2: Convert to fraction form
    242,720,562.30/364,128,082.65 = 70,203,003.90/x
  3. Step 3: Cross multiply
    242,720,562.30x = 364,128,082.65 × 70,203,003.90
  4. Step 4: Simplify right side
    242,720,562.30x = 25,562,885,206,377,472
  5. Step 5: Solve for x
    x = 25,562,885,206,377,472/242,720,562.30
  6. Step 6: Final answer
    x = 105,318,169.03

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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.