Home / 103,221,680.04-154,835,873.52-30,432,356.88

Finding the Fourth Proportional to 103,221,680.04, 154,835,873.52 and 30,432,356.88

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Solution

The fourth proportional to 103,221,680.04, 154,835,873.52 and 30,432,356.88 is: 45,649,524.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,221,680.04 : 154,835,873.52 = 30,432,356.88 : x
  2. Step 2: Convert to fraction form
    103,221,680.04/154,835,873.52 = 30,432,356.88/x
  3. Step 3: Cross multiply
    103,221,680.04x = 154,835,873.52 × 30,432,356.88
  4. Step 4: Simplify right side
    103,221,680.04x = 4,712,020,560,787,182
  5. Step 5: Solve for x
    x = 4,712,020,560,787,182/103,221,680.04
  6. Step 6: Final answer
    x = 45,649,524.00

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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.