Home / 328,186,854.62-492,280,238.86-134,098,069.10

Finding the Fourth Proportional to 328,186,854.62, 492,280,238.86 and 134,098,069.10

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Solution

The fourth proportional to 328,186,854.62, 492,280,238.86 and 134,098,069.10 is: 201,147,086.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,186,854.62 : 492,280,238.86 = 134,098,069.10 : x
  2. Step 2: Convert to fraction form
    328,186,854.62/492,280,238.86 = 134,098,069.10/x
  3. Step 3: Cross multiply
    328,186,854.62x = 492,280,238.86 × 134,098,069.10
  4. Step 4: Simplify right side
    328,186,854.62x = 66,013,829,486,542,296
  5. Step 5: Solve for x
    x = 66,013,829,486,542,296/328,186,854.62
  6. Step 6: Final answer
    x = 201,147,086.05

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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.