Home / 1,724,976,176.80-2,587,464,265.20-806,646,128.80

Finding the Fourth Proportional to 1,724,976,176.80, 2,587,464,265.20 and 806,646,128.80

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Solution

The fourth proportional to 1,724,976,176.80, 2,587,464,265.20 and 806,646,128.80 is: 1,209,969,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,976,176.80 : 2,587,464,265.20 = 806,646,128.80 : x
  2. Step 2: Convert to fraction form
    1,724,976,176.80/2,587,464,265.20 = 806,646,128.80/x
  3. Step 3: Cross multiply
    1,724,976,176.80x = 2,587,464,265.20 × 806,646,128.80
  4. Step 4: Simplify right side
    1,724,976,176.80x = 2,087,168,032,931,916,288
  5. Step 5: Solve for x
    x = 2,087,168,032,931,916,288/1,724,976,176.80
  6. Step 6: Final answer
    x = 1,209,969,193.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.