Home / 1,681,585,813.44-2,320,543,462.32-928,882,788.96

Finding the Fourth Proportional to 1,681,585,813.44, 2,320,543,462.32 and 928,882,788.96

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Solution

The fourth proportional to 1,681,585,813.44, 2,320,543,462.32 and 928,882,788.96 is: 1,281,833,413.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,585,813.44 : 2,320,543,462.32 = 928,882,788.96 : x
  2. Step 2: Convert to fraction form
    1,681,585,813.44/2,320,543,462.32 = 928,882,788.96/x
  3. Step 3: Cross multiply
    1,681,585,813.44x = 2,320,543,462.32 × 928,882,788.96
  4. Step 4: Simplify right side
    1,681,585,813.44x = 2,155,512,883,182,696,448
  5. Step 5: Solve for x
    x = 2,155,512,883,182,696,448/1,681,585,813.44
  6. Step 6: Final answer
    x = 1,281,833,413.41

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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.