Home / 30,635,222,957.55-45,858,584,756.16-19,988,522,370.90

Finding the Fourth Proportional to 30,635,222,957.55, 45,858,584,756.16 and 19,988,522,370.90

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Solution

The fourth proportional to 30,635,222,957.55, 45,858,584,756.16 and 19,988,522,370.90 is: 29,921,288,595.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,635,222,957.55 : 45,858,584,756.16 = 19,988,522,370.90 : x
  2. Step 2: Convert to fraction form
    30,635,222,957.55/45,858,584,756.16 = 19,988,522,370.90/x
  3. Step 3: Cross multiply
    30,635,222,957.55x = 45,858,584,756.16 × 19,988,522,370.90
  4. Step 4: Simplify right side
    30,635,222,957.55x = 916,645,347,296,318,062,592
  5. Step 5: Solve for x
    x = 916,645,347,296,318,062,592/30,635,222,957.55
  6. Step 6: Final answer
    x = 29,921,288,595.37

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1.5x scale

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.