Home / 109,177,518.12-163,711,514.69-36,368,701.44

Finding the Fourth Proportional to 109,177,518.12, 163,711,514.69 and 36,368,701.44

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Solution

The fourth proportional to 109,177,518.12, 163,711,514.69 and 36,368,701.44 is: 54,534,809.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,177,518.12 : 163,711,514.69 = 36,368,701.44 : x
  2. Step 2: Convert to fraction form
    109,177,518.12/163,711,514.69 = 36,368,701.44/x
  3. Step 3: Cross multiply
    109,177,518.12x = 163,711,514.69 × 36,368,701.44
  4. Step 4: Simplify right side
    109,177,518.12x = 5,953,975,199,391,405
  5. Step 5: Solve for x
    x = 5,953,975,199,391,405/109,177,518.12
  6. Step 6: Final answer
    x = 54,534,809.93

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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.