Home / 268,352,967.20-402,316,874.40-147,184,419.20

Finding the Fourth Proportional to 268,352,967.20, 402,316,874.40 and 147,184,419.20

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Solution

The fourth proportional to 268,352,967.20, 402,316,874.40 and 147,184,419.20 is: 220,660,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,352,967.20 : 402,316,874.40 = 147,184,419.20 : x
  2. Step 2: Convert to fraction form
    268,352,967.20/402,316,874.40 = 147,184,419.20/x
  3. Step 3: Cross multiply
    268,352,967.20x = 402,316,874.40 × 147,184,419.20
  4. Step 4: Simplify right side
    268,352,967.20x = 59,214,775,492,923,344
  5. Step 5: Solve for x
    x = 59,214,775,492,923,344/268,352,967.20
  6. Step 6: Final answer
    x = 220,660,036.33

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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.