Home / 99,319,560.94-148,882,685.58-47,490,777.42

Finding the Fourth Proportional to 99,319,560.94, 148,882,685.58 and 47,490,777.42

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Solution

The fourth proportional to 99,319,560.94, 148,882,685.58 and 47,490,777.42 is: 71,189,949.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,319,560.94 : 148,882,685.58 = 47,490,777.42 : x
  2. Step 2: Convert to fraction form
    99,319,560.94/148,882,685.58 = 47,490,777.42/x
  3. Step 3: Cross multiply
    99,319,560.94x = 148,882,685.58 × 47,490,777.42
  4. Step 4: Simplify right side
    99,319,560.94x = 7,070,554,482,571,624
  5. Step 5: Solve for x
    x = 7,070,554,482,571,624/99,319,560.94
  6. Step 6: Final answer
    x = 71,189,949.05

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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.