Home / 130,633,647.59-180,271,115.79-71,092,412.75

Finding the Fourth Proportional to 130,633,647.59, 180,271,115.79 and 71,092,412.75

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Solution

The fourth proportional to 130,633,647.59, 180,271,115.79 and 71,092,412.75 is: 98,105,723.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,633,647.59 : 180,271,115.79 = 71,092,412.75 : x
  2. Step 2: Convert to fraction form
    130,633,647.59/180,271,115.79 = 71,092,412.75/x
  3. Step 3: Cross multiply
    130,633,647.59x = 180,271,115.79 × 71,092,412.75
  4. Step 4: Simplify right side
    130,633,647.59x = 12,815,908,570,645,722
  5. Step 5: Solve for x
    x = 12,815,908,570,645,722/130,633,647.59
  6. Step 6: Final answer
    x = 98,105,723.96

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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.