Home / 1,218,845,429.65-1,825,164,470.88-803,061,711.73

Finding the Fourth Proportional to 1,218,845,429.65, 1,825,164,470.88 and 803,061,711.73

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Solution

The fourth proportional to 1,218,845,429.65, 1,825,164,470.88 and 803,061,711.73 is: 1,202,547,647.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,845,429.65 : 1,825,164,470.88 = 803,061,711.73 : x
  2. Step 2: Convert to fraction form
    1,218,845,429.65/1,825,164,470.88 = 803,061,711.73/x
  3. Step 3: Cross multiply
    1,218,845,429.65x = 1,825,164,470.88 × 803,061,711.73
  4. Step 4: Simplify right side
    1,218,845,429.65x = 1,465,719,704,169,109,760
  5. Step 5: Solve for x
    x = 1,465,719,704,169,109,760/1,218,845,429.65
  6. Step 6: Final answer
    x = 1,202,547,647.57

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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.