Home / 96,770,415.40-145,155,623.10-87,215,266.60

Finding the Fourth Proportional to 96,770,415.40, 145,155,623.10 and 87,215,266.60

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Solution

The fourth proportional to 96,770,415.40, 145,155,623.10 and 87,215,266.60 is: 130,822,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,770,415.40 : 145,155,623.10 = 87,215,266.60 : x
  2. Step 2: Convert to fraction form
    96,770,415.40/145,155,623.10 = 87,215,266.60/x
  3. Step 3: Cross multiply
    96,770,415.40x = 145,155,623.10 × 87,215,266.60
  4. Step 4: Simplify right side
    96,770,415.40x = 12,659,786,367,155,618
  5. Step 5: Solve for x
    x = 12,659,786,367,155,618/96,770,415.40
  6. Step 6: Final answer
    x = 130,822,899.90

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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.