Home / 97,801,986.60-146,702,979.90-87,598,319.40

Finding the Fourth Proportional to 97,801,986.60, 146,702,979.90 and 87,598,319.40

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Solution

The fourth proportional to 97,801,986.60, 146,702,979.90 and 87,598,319.40 is: 131,397,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,801,986.60 : 146,702,979.90 = 87,598,319.40 : x
  2. Step 2: Convert to fraction form
    97,801,986.60/146,702,979.90 = 87,598,319.40/x
  3. Step 3: Cross multiply
    97,801,986.60x = 146,702,979.90 × 87,598,319.40
  4. Step 4: Simplify right side
    97,801,986.60x = 12,850,934,490,211,982
  5. Step 5: Solve for x
    x = 12,850,934,490,211,982/97,801,986.60
  6. Step 6: Final answer
    x = 131,397,479.10

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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.