Home / 254,234,885.10-381,352,327.65-70,002,005.10

Finding the Fourth Proportional to 254,234,885.10, 381,352,327.65 and 70,002,005.10

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Solution

The fourth proportional to 254,234,885.10, 381,352,327.65 and 70,002,005.10 is: 105,003,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,234,885.10 : 381,352,327.65 = 70,002,005.10 : x
  2. Step 2: Convert to fraction form
    254,234,885.10/381,352,327.65 = 70,002,005.10/x
  3. Step 3: Cross multiply
    254,234,885.10x = 381,352,327.65 × 70,002,005.10
  4. Step 4: Simplify right side
    254,234,885.10x = 26,695,427,585,052,168
  5. Step 5: Solve for x
    x = 26,695,427,585,052,168/254,234,885.10
  6. Step 6: Final answer
    x = 105,003,007.65

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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.