Home / 476,098,405.80-714,147,608.70-131,105,279.40

Finding the Fourth Proportional to 476,098,405.80, 714,147,608.70 and 131,105,279.40

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Solution

The fourth proportional to 476,098,405.80, 714,147,608.70 and 131,105,279.40 is: 196,657,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,098,405.80 : 714,147,608.70 = 131,105,279.40 : x
  2. Step 2: Convert to fraction form
    476,098,405.80/714,147,608.70 = 131,105,279.40/x
  3. Step 3: Cross multiply
    476,098,405.80x = 714,147,608.70 × 131,105,279.40
  4. Step 4: Simplify right side
    476,098,405.80x = 93,628,521,771,455,376
  5. Step 5: Solve for x
    x = 93,628,521,771,455,376/476,098,405.80
  6. Step 6: Final answer
    x = 196,657,919.10

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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.