Home / 238,731,241.73-358,150,271.15-72,747,737.19

Finding the Fourth Proportional to 238,731,241.73, 358,150,271.15 and 72,747,737.19

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Solution

The fourth proportional to 238,731,241.73, 358,150,271.15 and 72,747,737.19 is: 109,137,880.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,731,241.73 : 358,150,271.15 = 72,747,737.19 : x
  2. Step 2: Convert to fraction form
    238,731,241.73/358,150,271.15 = 72,747,737.19/x
  3. Step 3: Cross multiply
    238,731,241.73x = 358,150,271.15 × 72,747,737.19
  4. Step 4: Simplify right side
    238,731,241.73x = 26,054,621,800,329,304
  5. Step 5: Solve for x
    x = 26,054,621,800,329,304/238,731,241.73
  6. Step 6: Final answer
    x = 109,137,880.79

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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.