Home / 8,905,851,191.13-12,294,258,972.17-5,145,934,459.65

Finding the Fourth Proportional to 8,905,851,191.13, 12,294,258,972.17 and 5,145,934,459.65

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Solution

The fourth proportional to 8,905,851,191.13, 12,294,258,972.17 and 5,145,934,459.65 is: 7,103,807,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,851,191.13 : 12,294,258,972.17 = 5,145,934,459.65 : x
  2. Step 2: Convert to fraction form
    8,905,851,191.13/12,294,258,972.17 = 5,145,934,459.65/x
  3. Step 3: Cross multiply
    8,905,851,191.13x = 12,294,258,972.17 × 5,145,934,459.65
  4. Step 4: Simplify right side
    8,905,851,191.13x = 63,265,450,900,750,786,560
  5. Step 5: Solve for x
    x = 63,265,450,900,750,786,560/8,905,851,191.13
  6. Step 6: Final answer
    x = 7,103,807,322.06

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Double scale
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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.