Home / 268,164,944.10-402,247,416.15-159,325,827.30

Finding the Fourth Proportional to 268,164,944.10, 402,247,416.15 and 159,325,827.30

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Solution

The fourth proportional to 268,164,944.10, 402,247,416.15 and 159,325,827.30 is: 238,988,740.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,164,944.10 : 402,247,416.15 = 159,325,827.30 : x
  2. Step 2: Convert to fraction form
    268,164,944.10/402,247,416.15 = 159,325,827.30/x
  3. Step 3: Cross multiply
    268,164,944.10x = 402,247,416.15 × 159,325,827.30
  4. Step 4: Simplify right side
    268,164,944.10x = 64,088,402,357,386,128
  5. Step 5: Solve for x
    x = 64,088,402,357,386,128/268,164,944.10
  6. Step 6: Final answer
    x = 238,988,740.95

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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.