Home / 316,327,987.60-474,563,529.12-170,758,424.48

Finding the Fourth Proportional to 316,327,987.60, 474,563,529.12 and 170,758,424.48

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Solution

The fourth proportional to 316,327,987.60, 474,563,529.12 and 170,758,424.48 is: 256,176,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,327,987.60 : 474,563,529.12 = 170,758,424.48 : x
  2. Step 2: Convert to fraction form
    316,327,987.60/474,563,529.12 = 170,758,424.48/x
  3. Step 3: Cross multiply
    316,327,987.60x = 474,563,529.12 × 170,758,424.48
  4. Step 4: Simplify right side
    316,327,987.60x = 81,035,720,548,199,792
  5. Step 5: Solve for x
    x = 81,035,720,548,199,792/316,327,987.60
  6. Step 6: Final answer
    x = 256,176,259.21

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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.