Home / 91,681,516.80-137,507,324.76-26,970,188.04

Finding the Fourth Proportional to 91,681,516.80, 137,507,324.76 and 26,970,188.04

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Solution

The fourth proportional to 91,681,516.80, 137,507,324.76 and 26,970,188.04 is: 40,450,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,681,516.80 : 137,507,324.76 = 26,970,188.04 : x
  2. Step 2: Convert to fraction form
    91,681,516.80/137,507,324.76 = 26,970,188.04/x
  3. Step 3: Cross multiply
    91,681,516.80x = 137,507,324.76 × 26,970,188.04
  4. Step 4: Simplify right side
    91,681,516.80x = 3,708,598,405,654,547.50
  5. Step 5: Solve for x
    x = 3,708,598,405,654,547.50/91,681,516.80
  6. Step 6: Final answer
    x = 40,450,884.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.