Home / 2,471,057,990.40-3,410,270,329.32-1,399,551,920.40

Finding the Fourth Proportional to 2,471,057,990.40, 3,410,270,329.32 and 1,399,551,920.40

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Solution

The fourth proportional to 2,471,057,990.40, 3,410,270,329.32 and 1,399,551,920.40 is: 1,931,500,760.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,057,990.40 : 3,410,270,329.32 = 1,399,551,920.40 : x
  2. Step 2: Convert to fraction form
    2,471,057,990.40/3,410,270,329.32 = 1,399,551,920.40/x
  3. Step 3: Cross multiply
    2,471,057,990.40x = 3,410,270,329.32 × 1,399,551,920.40
  4. Step 4: Simplify right side
    2,471,057,990.40x = 4,772,850,388,482,947,072
  5. Step 5: Solve for x
    x = 4,772,850,388,482,947,072/2,471,057,990.40
  6. Step 6: Final answer
    x = 1,931,500,760.82

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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.