Home / 97,801,987.60-146,702,981.40-87,598,320.40

Finding the Fourth Proportional to 97,801,987.60, 146,702,981.40 and 87,598,320.40

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Solution

The fourth proportional to 97,801,987.60, 146,702,981.40 and 87,598,320.40 is: 131,397,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,801,987.60 : 146,702,981.40 = 87,598,320.40 : x
  2. Step 2: Convert to fraction form
    97,801,987.60/146,702,981.40 = 87,598,320.40/x
  3. Step 3: Cross multiply
    97,801,987.60x = 146,702,981.40 × 87,598,320.40
  4. Step 4: Simplify right side
    97,801,987.60x = 12,850,934,768,312,442
  5. Step 5: Solve for x
    x = 12,850,934,768,312,442/97,801,987.60
  6. Step 6: Final answer
    x = 131,397,480.60

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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.