Home / 1,359,585,145.80-2,039,377,718.70-1,087,487,353.80

Finding the Fourth Proportional to 1,359,585,145.80, 2,039,377,718.70 and 1,087,487,353.80

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Solution

The fourth proportional to 1,359,585,145.80, 2,039,377,718.70 and 1,087,487,353.80 is: 1,631,231,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,585,145.80 : 2,039,377,718.70 = 1,087,487,353.80 : x
  2. Step 2: Convert to fraction form
    1,359,585,145.80/2,039,377,718.70 = 1,087,487,353.80/x
  3. Step 3: Cross multiply
    1,359,585,145.80x = 2,039,377,718.70 × 1,087,487,353.80
  4. Step 4: Simplify right side
    1,359,585,145.80x = 2,217,797,478,707,743,744
  5. Step 5: Solve for x
    x = 2,217,797,478,707,743,744/1,359,585,145.80
  6. Step 6: Final answer
    x = 1,631,231,030.70

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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.