Home / 1,182,246,616.80-1,770,346,616.40-873,869,119.20

Finding the Fourth Proportional to 1,182,246,616.80, 1,770,346,616.40 and 873,869,119.20

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Solution

The fourth proportional to 1,182,246,616.80, 1,770,346,616.40 and 873,869,119.20 is: 1,308,568,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,246,616.80 : 1,770,346,616.40 = 873,869,119.20 : x
  2. Step 2: Convert to fraction form
    1,182,246,616.80/1,770,346,616.40 = 873,869,119.20/x
  3. Step 3: Cross multiply
    1,182,246,616.80x = 1,770,346,616.40 × 873,869,119.20
  4. Step 4: Simplify right side
    1,182,246,616.80x = 1,547,051,238,352,168,448
  5. Step 5: Solve for x
    x = 1,547,051,238,352,168,448/1,182,246,616.80
  6. Step 6: Final answer
    x = 1,308,568,970.61

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1.5x scale

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.