Home / 208,572,200,209.38-312,439,405,148.61-95,095,830,964.55

Finding the Fourth Proportional to 208,572,200,209.38, 312,439,405,148.61 and 95,095,830,964.55

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Solution

The fourth proportional to 208,572,200,209.38, 312,439,405,148.61 and 95,095,830,964.55 is: 142,452,756,545.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,572,200,209.38 : 312,439,405,148.61 = 95,095,830,964.55 : x
  2. Step 2: Convert to fraction form
    208,572,200,209.38/312,439,405,148.61 = 95,095,830,964.55/x
  3. Step 3: Cross multiply
    208,572,200,209.38x = 312,439,405,148.61 × 95,095,830,964.55
  4. Step 4: Simplify right side
    208,572,200,209.38x = 29,711,684,858,676,143,718,400
  5. Step 5: Solve for x
    x = 29,711,684,858,676,143,718,400/208,572,200,209.38
  6. Step 6: Final answer
    x = 142,452,756,545.93

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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.