Home / 247,852,529,519.30-371,948,617,607.15-86,503,936,252.93

Finding the Fourth Proportional to 247,852,529,519.30, 371,948,617,607.15 and 86,503,936,252.93

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Solution

The fourth proportional to 247,852,529,519.30, 371,948,617,607.15 and 86,503,936,252.93 is: 129,815,175,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,852,529,519.30 : 371,948,617,607.15 = 86,503,936,252.93 : x
  2. Step 2: Convert to fraction form
    247,852,529,519.30/371,948,617,607.15 = 86,503,936,252.93/x
  3. Step 3: Cross multiply
    247,852,529,519.30x = 371,948,617,607.15 × 86,503,936,252.93
  4. Step 4: Simplify right side
    247,852,529,519.30x = 32,175,019,506,852,482,252,800
  5. Step 5: Solve for x
    x = 32,175,019,506,852,482,252,800/247,852,529,519.30
  6. Step 6: Final answer
    x = 129,815,175,052.90

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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.