Home / 360,876,237.12-498,013,984.80-195,865,784.64

Finding the Fourth Proportional to 360,876,237.12, 498,013,984.80 and 195,865,784.64

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Solution

The fourth proportional to 360,876,237.12, 498,013,984.80 and 195,865,784.64 is: 270,297,375.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,876,237.12 : 498,013,984.80 = 195,865,784.64 : x
  2. Step 2: Convert to fraction form
    360,876,237.12/498,013,984.80 = 195,865,784.64/x
  3. Step 3: Cross multiply
    360,876,237.12x = 498,013,984.80 × 195,865,784.64
  4. Step 4: Simplify right side
    360,876,237.12x = 97,543,899,894,545,024
  5. Step 5: Solve for x
    x = 97,543,899,894,545,024/360,876,237.12
  6. Step 6: Final answer
    x = 270,297,375.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.