Home / 272,664,700.35-409,602,395.11-169,110,432.29

Finding the Fourth Proportional to 272,664,700.35, 409,602,395.11 and 169,110,432.29

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Solution

The fourth proportional to 272,664,700.35, 409,602,395.11 and 169,110,432.29 is: 254,041,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,664,700.35 : 409,602,395.11 = 169,110,432.29 : x
  2. Step 2: Convert to fraction form
    272,664,700.35/409,602,395.11 = 169,110,432.29/x
  3. Step 3: Cross multiply
    272,664,700.35x = 409,602,395.11 × 169,110,432.29
  4. Step 4: Simplify right side
    272,664,700.35x = 69,268,038,102,201,928
  5. Step 5: Solve for x
    x = 69,268,038,102,201,928/272,664,700.35
  6. Step 6: Final answer
    x = 254,041,091.55

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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.