Home / 268,121,014.38-370,037,998.76-156,639,722.94

Finding the Fourth Proportional to 268,121,014.38, 370,037,998.76 and 156,639,722.94

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Solution

The fourth proportional to 268,121,014.38, 370,037,998.76 and 156,639,722.94 is: 216,180,927.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,121,014.38 : 370,037,998.76 = 156,639,722.94 : x
  2. Step 2: Convert to fraction form
    268,121,014.38/370,037,998.76 = 156,639,722.94/x
  3. Step 3: Cross multiply
    268,121,014.38x = 370,037,998.76 × 156,639,722.94
  4. Step 4: Simplify right side
    268,121,014.38x = 57,962,649,602,255,264
  5. Step 5: Solve for x
    x = 57,962,649,602,255,264/268,121,014.38
  6. Step 6: Final answer
    x = 216,180,927.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.