Home / 169,971,747.60-254,957,621.40-155,799,987.60

Finding the Fourth Proportional to 169,971,747.60, 254,957,621.40 and 155,799,987.60

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Solution

The fourth proportional to 169,971,747.60, 254,957,621.40 and 155,799,987.60 is: 233,699,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,971,747.60 : 254,957,621.40 = 155,799,987.60 : x
  2. Step 2: Convert to fraction form
    169,971,747.60/254,957,621.40 = 155,799,987.60/x
  3. Step 3: Cross multiply
    169,971,747.60x = 254,957,621.40 × 155,799,987.60
  4. Step 4: Simplify right side
    169,971,747.60x = 39,722,394,252,645,496
  5. Step 5: Solve for x
    x = 39,722,394,252,645,496/169,971,747.60
  6. Step 6: Final answer
    x = 233,699,981.40

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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.