Home / 684,205,513,348.95-944,204,543,435.40-371,345,902,057.65

Finding the Fourth Proportional to 684,205,513,348.95, 944,204,543,435.40 and 371,345,902,057.65

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Solution

The fourth proportional to 684,205,513,348.95, 944,204,543,435.40 and 371,345,902,057.65 is: 512,457,852,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,205,513,348.95 : 944,204,543,435.40 = 371,345,902,057.65 : x
  2. Step 2: Convert to fraction form
    684,205,513,348.95/944,204,543,435.40 = 371,345,902,057.65/x
  3. Step 3: Cross multiply
    684,205,513,348.95x = 944,204,543,435.40 × 371,345,902,057.65
  4. Step 4: Simplify right side
    684,205,513,348.95x = 350,626,487,908,950,188,490,752
  5. Step 5: Solve for x
    x = 350,626,487,908,950,188,490,752/684,205,513,348.95
  6. Step 6: Final answer
    x = 512,457,852,309.25

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Double scale
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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.