Home / 905,449,534.01-1,358,172,605.86-283,712,362.85

Finding the Fourth Proportional to 905,449,534.01, 1,358,172,605.86 and 283,712,362.85

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Solution

The fourth proportional to 905,449,534.01, 1,358,172,605.86 and 283,712,362.85 is: 425,568,013.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,449,534.01 : 1,358,172,605.86 = 283,712,362.85 : x
  2. Step 2: Convert to fraction form
    905,449,534.01/1,358,172,605.86 = 283,712,362.85/x
  3. Step 3: Cross multiply
    905,449,534.01x = 1,358,172,605.86 × 283,712,362.85
  4. Step 4: Simplify right side
    905,449,534.01x = 385,330,359,159,891,520
  5. Step 5: Solve for x
    x = 385,330,359,159,891,520/905,449,534.01
  6. Step 6: Final answer
    x = 425,568,013.11

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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.