Home / 2,991,816,013.40-4,487,724,020.10-2,746,928,000.60

Finding the Fourth Proportional to 2,991,816,013.40, 4,487,724,020.10 and 2,746,928,000.60

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Solution

The fourth proportional to 2,991,816,013.40, 4,487,724,020.10 and 2,746,928,000.60 is: 4,120,392,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,816,013.40 : 4,487,724,020.10 = 2,746,928,000.60 : x
  2. Step 2: Convert to fraction form
    2,991,816,013.40/4,487,724,020.10 = 2,746,928,000.60/x
  3. Step 3: Cross multiply
    2,991,816,013.40x = 4,487,724,020.10 × 2,746,928,000.60
  4. Step 4: Simplify right side
    2,991,816,013.40x = 12,327,454,769,777,887,232
  5. Step 5: Solve for x
    x = 12,327,454,769,777,887,232/2,991,816,013.40
  6. Step 6: Final answer
    x = 4,120,392,000.90

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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.