Home / 902,366,545.92-1,245,673,860.48-568,329,998.40

Finding the Fourth Proportional to 902,366,545.92, 1,245,673,860.48 and 568,329,998.40

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Solution

The fourth proportional to 902,366,545.92, 1,245,673,860.48 and 568,329,998.40 is: 784,552,382.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,366,545.92 : 1,245,673,860.48 = 568,329,998.40 : x
  2. Step 2: Convert to fraction form
    902,366,545.92/1,245,673,860.48 = 568,329,998.40/x
  3. Step 3: Cross multiply
    902,366,545.92x = 1,245,673,860.48 × 568,329,998.40
  4. Step 4: Simplify right side
    902,366,545.92x = 707,953,823,133,520,256
  5. Step 5: Solve for x
    x = 707,953,823,133,520,256/902,366,545.92
  6. Step 6: Final answer
    x = 784,552,382.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.