Home / 18,670,742,691.28-25,765,702,542.18-10,097,169,330.44

Finding the Fourth Proportional to 18,670,742,691.28, 25,765,702,542.18 and 10,097,169,330.44

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Solution

The fourth proportional to 18,670,742,691.28, 25,765,702,542.18 and 10,097,169,330.44 is: 13,934,135,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,670,742,691.28 : 25,765,702,542.18 = 10,097,169,330.44 : x
  2. Step 2: Convert to fraction form
    18,670,742,691.28/25,765,702,542.18 = 10,097,169,330.44/x
  3. Step 3: Cross multiply
    18,670,742,691.28x = 25,765,702,542.18 × 10,097,169,330.44
  4. Step 4: Simplify right side
    18,670,742,691.28x = 260,160,661,486,139,867,136
  5. Step 5: Solve for x
    x = 260,160,661,486,139,867,136/18,670,742,691.28
  6. Step 6: Final answer
    x = 13,934,135,657.48

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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.