Home / 7,073,363,528.81-9,761,272,016.64-3,858,343,581.68

Finding the Fourth Proportional to 7,073,363,528.81, 9,761,272,016.64 and 3,858,343,581.68

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Solution

The fourth proportional to 7,073,363,528.81, 9,761,272,016.64 and 3,858,343,581.68 is: 5,324,530,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073,363,528.81 : 9,761,272,016.64 = 3,858,343,581.68 : x
  2. Step 2: Convert to fraction form
    7,073,363,528.81/9,761,272,016.64 = 3,858,343,581.68/x
  3. Step 3: Cross multiply
    7,073,363,528.81x = 9,761,272,016.64 × 3,858,343,581.68
  4. Step 4: Simplify right side
    7,073,363,528.81x = 37,662,341,234,440,388,608
  5. Step 5: Solve for x
    x = 37,662,341,234,440,388,608/7,073,363,528.81
  6. Step 6: Final answer
    x = 5,324,530,696.18

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Double scale
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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.