Home / 153,232,013.20-229,848,019.80-122,998,925.20

Finding the Fourth Proportional to 153,232,013.20, 229,848,019.80 and 122,998,925.20

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Solution

The fourth proportional to 153,232,013.20, 229,848,019.80 and 122,998,925.20 is: 184,498,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,232,013.20 : 229,848,019.80 = 122,998,925.20 : x
  2. Step 2: Convert to fraction form
    153,232,013.20/229,848,019.80 = 122,998,925.20/x
  3. Step 3: Cross multiply
    153,232,013.20x = 229,848,019.80 × 122,998,925.20
  4. Step 4: Simplify right side
    153,232,013.20x = 28,271,059,394,748,320
  5. Step 5: Solve for x
    x = 28,271,059,394,748,320/153,232,013.20
  6. Step 6: Final answer
    x = 184,498,387.80

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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.