Home / 109,984,010.40-165,152,271.60-87,452,272.80

Finding the Fourth Proportional to 109,984,010.40, 165,152,271.60 and 87,452,272.80

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Solution

The fourth proportional to 109,984,010.40, 165,152,271.60 and 87,452,272.80 is: 131,318,556.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,984,010.40 : 165,152,271.60 = 87,452,272.80 : x
  2. Step 2: Convert to fraction form
    109,984,010.40/165,152,271.60 = 87,452,272.80/x
  3. Step 3: Cross multiply
    109,984,010.40x = 165,152,271.60 × 87,452,272.80
  4. Step 4: Simplify right side
    109,984,010.40x = 14,442,941,509,502,892
  5. Step 5: Solve for x
    x = 14,442,941,509,502,892/109,984,010.40
  6. Step 6: Final answer
    x = 131,318,556.73

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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.