Home / 265,769,026.11-398,672,693.73-102,006,782.66

Finding the Fourth Proportional to 265,769,026.11, 398,672,693.73 and 102,006,782.66

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Solution

The fourth proportional to 265,769,026.11, 398,672,693.73 and 102,006,782.66 is: 153,017,525.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,769,026.11 : 398,672,693.73 = 102,006,782.66 : x
  2. Step 2: Convert to fraction form
    265,769,026.11/398,672,693.73 = 102,006,782.66/x
  3. Step 3: Cross multiply
    265,769,026.11x = 398,672,693.73 × 102,006,782.66
  4. Step 4: Simplify right side
    265,769,026.11x = 40,667,318,819,799,496
  5. Step 5: Solve for x
    x = 40,667,318,819,799,496/265,769,026.11
  6. Step 6: Final answer
    x = 153,017,525.84

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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.