Home / 1,947,958,375.68-2,688,110,513.96-1,055,865,948.48

Finding the Fourth Proportional to 1,947,958,375.68, 2,688,110,513.96 and 1,055,865,948.48

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Solution

The fourth proportional to 1,947,958,375.68, 2,688,110,513.96 and 1,055,865,948.48 is: 1,457,055,958.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,958,375.68 : 2,688,110,513.96 = 1,055,865,948.48 : x
  2. Step 2: Convert to fraction form
    1,947,958,375.68/2,688,110,513.96 = 1,055,865,948.48/x
  3. Step 3: Cross multiply
    1,947,958,375.68x = 2,688,110,513.96 × 1,055,865,948.48
  4. Step 4: Simplify right side
    1,947,958,375.68x = 2,838,284,357,436,156,416
  5. Step 5: Solve for x
    x = 2,838,284,357,436,156,416/1,947,958,375.68
  6. Step 6: Final answer
    x = 1,457,055,958.11

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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.