Home / 316,327,989.60-474,563,532.12-170,758,426.48

Finding the Fourth Proportional to 316,327,989.60, 474,563,532.12 and 170,758,426.48

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Solution

The fourth proportional to 316,327,989.60, 474,563,532.12 and 170,758,426.48 is: 256,176,262.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,327,989.60 : 474,563,532.12 = 170,758,426.48 : x
  2. Step 2: Convert to fraction form
    316,327,989.60/474,563,532.12 = 170,758,426.48/x
  3. Step 3: Cross multiply
    316,327,989.60x = 474,563,532.12 × 170,758,426.48
  4. Step 4: Simplify right side
    316,327,989.60x = 81,035,722,009,602,128
  5. Step 5: Solve for x
    x = 81,035,722,009,602,128/316,327,989.60
  6. Step 6: Final answer
    x = 256,176,262.21

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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.