Home / 268,833,478.83-370,975,808.16-148,127,720.43

Finding the Fourth Proportional to 268,833,478.83, 370,975,808.16 and 148,127,720.43

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Solution

The fourth proportional to 268,833,478.83, 370,975,808.16 and 148,127,720.43 is: 204,408,323.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,833,478.83 : 370,975,808.16 = 148,127,720.43 : x
  2. Step 2: Convert to fraction form
    268,833,478.83/370,975,808.16 = 148,127,720.43/x
  3. Step 3: Cross multiply
    268,833,478.83x = 370,975,808.16 × 148,127,720.43
  4. Step 4: Simplify right side
    268,833,478.83x = 54,951,800,797,417,800
  5. Step 5: Solve for x
    x = 54,951,800,797,417,800/268,833,478.83
  6. Step 6: Final answer
    x = 204,408,323.83

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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.