Home / 268,281,327.03-402,421,488.27-84,062,905.94

Finding the Fourth Proportional to 268,281,327.03, 402,421,488.27 and 84,062,905.94

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Solution

The fourth proportional to 268,281,327.03, 402,421,488.27 and 84,062,905.94 is: 126,094,201.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,281,327.03 : 402,421,488.27 = 84,062,905.94 : x
  2. Step 2: Convert to fraction form
    268,281,327.03/402,421,488.27 = 84,062,905.94/x
  3. Step 3: Cross multiply
    268,281,327.03x = 402,421,488.27 × 84,062,905.94
  4. Step 4: Simplify right side
    268,281,327.03x = 33,828,719,714,663,716
  5. Step 5: Solve for x
    x = 33,828,719,714,663,716/268,281,327.03
  6. Step 6: Final answer
    x = 126,094,201.52

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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.