Home / 97,799,556.60-146,699,334.90-90,409,246.20

Finding the Fourth Proportional to 97,799,556.60, 146,699,334.90 and 90,409,246.20

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Solution

The fourth proportional to 97,799,556.60, 146,699,334.90 and 90,409,246.20 is: 135,613,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,799,556.60 : 146,699,334.90 = 90,409,246.20 : x
  2. Step 2: Convert to fraction form
    97,799,556.60/146,699,334.90 = 90,409,246.20/x
  3. Step 3: Cross multiply
    97,799,556.60x = 146,699,334.90 × 90,409,246.20
  4. Step 4: Simplify right side
    97,799,556.60x = 13,262,976,286,350,354
  5. Step 5: Solve for x
    x = 13,262,976,286,350,354/97,799,556.60
  6. Step 6: Final answer
    x = 135,613,869.30

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1.5x scale

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.