Home / 729,209,790.18-1,093,928,607.90-237,808,769.58

Finding the Fourth Proportional to 729,209,790.18, 1,093,928,607.90 and 237,808,769.58

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Solution

The fourth proportional to 729,209,790.18, 1,093,928,607.90 and 237,808,769.58 is: 356,750,306.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,209,790.18 : 1,093,928,607.90 = 237,808,769.58 : x
  2. Step 2: Convert to fraction form
    729,209,790.18/1,093,928,607.90 = 237,808,769.58/x
  3. Step 3: Cross multiply
    729,209,790.18x = 1,093,928,607.90 × 237,808,769.58
  4. Step 4: Simplify right side
    729,209,790.18x = 260,145,816,253,061,312
  5. Step 5: Solve for x
    x = 260,145,816,253,061,312/729,209,790.18
  6. Step 6: Final answer
    x = 356,750,306.64

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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.