Home / 272,967,565.60-409,451,348.40-169,655,435.20

Finding the Fourth Proportional to 272,967,565.60, 409,451,348.40 and 169,655,435.20

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Solution

The fourth proportional to 272,967,565.60, 409,451,348.40 and 169,655,435.20 is: 254,483,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,967,565.60 : 409,451,348.40 = 169,655,435.20 : x
  2. Step 2: Convert to fraction form
    272,967,565.60/409,451,348.40 = 169,655,435.20/x
  3. Step 3: Cross multiply
    272,967,565.60x = 409,451,348.40 × 169,655,435.20
  4. Step 4: Simplify right side
    272,967,565.60x = 69,465,646,706,028,816
  5. Step 5: Solve for x
    x = 69,465,646,706,028,816/272,967,565.60
  6. Step 6: Final answer
    x = 254,483,152.80

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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.