Home / 268,281,328.03-402,421,489.77-84,062,906.94

Finding the Fourth Proportional to 268,281,328.03, 402,421,489.77 and 84,062,906.94

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Solution

The fourth proportional to 268,281,328.03, 402,421,489.77 and 84,062,906.94 is: 126,094,203.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,281,328.03 : 402,421,489.77 = 84,062,906.94 : x
  2. Step 2: Convert to fraction form
    268,281,328.03/402,421,489.77 = 84,062,906.94/x
  3. Step 3: Cross multiply
    268,281,328.03x = 402,421,489.77 × 84,062,906.94
  4. Step 4: Simplify right side
    268,281,328.03x = 33,828,720,245,191,668
  5. Step 5: Solve for x
    x = 33,828,720,245,191,668/268,281,328.03
  6. Step 6: Final answer
    x = 126,094,203.03

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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.