Home / 125,317,708.80-187,976,563.20-114,547,171.20

Finding the Fourth Proportional to 125,317,708.80, 187,976,563.20 and 114,547,171.20

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Solution

The fourth proportional to 125,317,708.80, 187,976,563.20 and 114,547,171.20 is: 171,820,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,317,708.80 : 187,976,563.20 = 114,547,171.20 : x
  2. Step 2: Convert to fraction form
    125,317,708.80/187,976,563.20 = 114,547,171.20/x
  3. Step 3: Cross multiply
    125,317,708.80x = 187,976,563.20 × 114,547,171.20
  4. Step 4: Simplify right side
    125,317,708.80x = 21,532,183,566,458,020
  5. Step 5: Solve for x
    x = 21,532,183,566,458,020/125,317,708.80
  6. Step 6: Final answer
    x = 171,820,756.80

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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.