Home / 169,971,741.60-254,957,612.40-155,799,981.60

Finding the Fourth Proportional to 169,971,741.60, 254,957,612.40 and 155,799,981.60

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Solution

The fourth proportional to 169,971,741.60, 254,957,612.40 and 155,799,981.60 is: 233,699,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,971,741.60 : 254,957,612.40 = 155,799,981.60 : x
  2. Step 2: Convert to fraction form
    169,971,741.60/254,957,612.40 = 155,799,981.60/x
  3. Step 3: Cross multiply
    169,971,741.60x = 254,957,612.40 × 155,799,981.60
  4. Step 4: Simplify right side
    169,971,741.60x = 39,722,391,320,699,928
  5. Step 5: Solve for x
    x = 39,722,391,320,699,928/169,971,741.60
  6. Step 6: Final answer
    x = 233,699,972.40

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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.