Home / 245,815,946.88-339,221,993.72-134,304,387.90

Finding the Fourth Proportional to 245,815,946.88, 339,221,993.72 and 134,304,387.90

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Solution

The fourth proportional to 245,815,946.88, 339,221,993.72 and 134,304,387.90 is: 185,337,862.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,815,946.88 : 339,221,993.72 = 134,304,387.90 : x
  2. Step 2: Convert to fraction form
    245,815,946.88/339,221,993.72 = 134,304,387.90/x
  3. Step 3: Cross multiply
    245,815,946.88x = 339,221,993.72 × 134,304,387.90
  4. Step 4: Simplify right side
    245,815,946.88x = 45,559,002,228,782,248
  5. Step 5: Solve for x
    x = 45,559,002,228,782,248/245,815,946.88
  6. Step 6: Final answer
    x = 185,337,862.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.