Home / 15,943,619,023.60-23,915,428,535.40-8,596,978,639.60

Finding the Fourth Proportional to 15,943,619,023.60, 23,915,428,535.40 and 8,596,978,639.60

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Solution

The fourth proportional to 15,943,619,023.60, 23,915,428,535.40 and 8,596,978,639.60 is: 12,895,467,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943,619,023.60 : 23,915,428,535.40 = 8,596,978,639.60 : x
  2. Step 2: Convert to fraction form
    15,943,619,023.60/23,915,428,535.40 = 8,596,978,639.60/x
  3. Step 3: Cross multiply
    15,943,619,023.60x = 23,915,428,535.40 × 8,596,978,639.60
  4. Step 4: Simplify right side
    15,943,619,023.60x = 205,600,428,275,714,129,920
  5. Step 5: Solve for x
    x = 205,600,428,275,714,129,920/15,943,619,023.60
  6. Step 6: Final answer
    x = 12,895,467,959.40

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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.