Home / 148,711,156,023.76-205,222,090,286.66-84,485,404,572.52

Finding the Fourth Proportional to 148,711,156,023.76, 205,222,090,286.66 and 84,485,404,572.52

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Solution

The fourth proportional to 148,711,156,023.76, 205,222,090,286.66 and 84,485,404,572.52 is: 116,590,253,136.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,711,156,023.76 : 205,222,090,286.66 = 84,485,404,572.52 : x
  2. Step 2: Convert to fraction form
    148,711,156,023.76/205,222,090,286.66 = 84,485,404,572.52/x
  3. Step 3: Cross multiply
    148,711,156,023.76x = 205,222,090,286.66 × 84,485,404,572.52
  4. Step 4: Simplify right side
    148,711,156,023.76x = 17,338,271,325,086,698,962,944
  5. Step 5: Solve for x
    x = 17,338,271,325,086,698,962,944/148,711,156,023.76
  6. Step 6: Final answer
    x = 116,590,253,136.87

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1.5x scale

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.