Home / 75,522,632,636.10-104,221,656,358.65-42,969,845,494.55

Finding the Fourth Proportional to 75,522,632,636.10, 104,221,656,358.65 and 42,969,845,494.55

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Solution

The fourth proportional to 75,522,632,636.10, 104,221,656,358.65 and 42,969,845,494.55 is: 59,298,627,637.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,522,632,636.10 : 104,221,656,358.65 = 42,969,845,494.55 : x
  2. Step 2: Convert to fraction form
    75,522,632,636.10/104,221,656,358.65 = 42,969,845,494.55/x
  3. Step 3: Cross multiply
    75,522,632,636.10x = 104,221,656,358.65 × 42,969,845,494.55
  4. Step 4: Simplify right side
    75,522,632,636.10x = 4,478,388,470,916,753,391,616
  5. Step 5: Solve for x
    x = 4,478,388,470,916,753,391,616/75,522,632,636.10
  6. Step 6: Final answer
    x = 59,298,627,637.83

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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.