Home / 806,813,949.68-1,113,917,328.34-658,488,877.29

Finding the Fourth Proportional to 806,813,949.68, 1,113,917,328.34 and 658,488,877.29

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Solution

The fourth proportional to 806,813,949.68, 1,113,917,328.34 and 658,488,877.29 is: 909,134,220.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,813,949.68 : 1,113,917,328.34 = 658,488,877.29 : x
  2. Step 2: Convert to fraction form
    806,813,949.68/1,113,917,328.34 = 658,488,877.29/x
  3. Step 3: Cross multiply
    806,813,949.68x = 1,113,917,328.34 × 658,488,877.29
  4. Step 4: Simplify right side
    806,813,949.68x = 733,502,170,932,482,816
  5. Step 5: Solve for x
    x = 733,502,170,932,482,816/806,813,949.68
  6. Step 6: Final answer
    x = 909,134,220.13

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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.