Home / 723,662,456.66-1,085,614,760.04-568,209,993.65

Finding the Fourth Proportional to 723,662,456.66, 1,085,614,760.04 and 568,209,993.65

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Solution

The fourth proportional to 723,662,456.66, 1,085,614,760.04 and 568,209,993.65 is: 852,410,056.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,662,456.66 : 1,085,614,760.04 = 568,209,993.65 : x
  2. Step 2: Convert to fraction form
    723,662,456.66/1,085,614,760.04 = 568,209,993.65/x
  3. Step 3: Cross multiply
    723,662,456.66x = 1,085,614,760.04 × 568,209,993.65
  4. Step 4: Simplify right side
    723,662,456.66x = 616,857,155,908,674,688
  5. Step 5: Solve for x
    x = 616,857,155,908,674,688/723,662,456.66
  6. Step 6: Final answer
    x = 852,410,056.97

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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.