Home / 223,928,905.08-309,023,323.49-124,815,937.06

Finding the Fourth Proportional to 223,928,905.08, 309,023,323.49 and 124,815,937.06

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Solution

The fourth proportional to 223,928,905.08, 309,023,323.49 and 124,815,937.06 is: 172,246,792.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,928,905.08 : 309,023,323.49 = 124,815,937.06 : x
  2. Step 2: Convert to fraction form
    223,928,905.08/309,023,323.49 = 124,815,937.06/x
  3. Step 3: Cross multiply
    223,928,905.08x = 309,023,323.49 × 124,815,937.06
  4. Step 4: Simplify right side
    223,928,905.08x = 38,571,035,695,030,120
  5. Step 5: Solve for x
    x = 38,571,035,695,030,120/223,928,905.08
  6. Step 6: Final answer
    x = 172,246,792.71

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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.