Home / 349,738,148.20-524,187,318.30-145,160,919.40

Finding the Fourth Proportional to 349,738,148.20, 524,187,318.30 and 145,160,919.40

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Solution

The fourth proportional to 349,738,148.20, 524,187,318.30 and 145,160,919.40 is: 217,567,095.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,738,148.20 : 524,187,318.30 = 145,160,919.40 : x
  2. Step 2: Convert to fraction form
    349,738,148.20/524,187,318.30 = 145,160,919.40/x
  3. Step 3: Cross multiply
    349,738,148.20x = 524,187,318.30 × 145,160,919.40
  4. Step 4: Simplify right side
    349,738,148.20x = 76,091,513,062,248,448
  5. Step 5: Solve for x
    x = 76,091,513,062,248,448/349,738,148.20
  6. Step 6: Final answer
    x = 217,567,095.42

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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.