Home / 98,770,158.62-136,311,189.09-54,730,971.55

Finding the Fourth Proportional to 98,770,158.62, 136,311,189.09 and 54,730,971.55

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Solution

The fourth proportional to 98,770,158.62, 136,311,189.09 and 54,730,971.55 is: 75,533,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,770,158.62 : 136,311,189.09 = 54,730,971.55 : x
  2. Step 2: Convert to fraction form
    98,770,158.62/136,311,189.09 = 54,730,971.55/x
  3. Step 3: Cross multiply
    98,770,158.62x = 136,311,189.09 × 54,730,971.55
  4. Step 4: Simplify right side
    98,770,158.62x = 7,460,443,811,613,301
  5. Step 5: Solve for x
    x = 7,460,443,811,613,301/98,770,158.62
  6. Step 6: Final answer
    x = 75,533,378.87

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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.