Home / 838,907,166.47-1,258,723,624.10-450,275,988.29

Finding the Fourth Proportional to 838,907,166.47, 1,258,723,624.10 and 450,275,988.29

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Solution

The fourth proportional to 838,907,166.47, 1,258,723,624.10 and 450,275,988.29 is: 675,608,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,907,166.47 : 1,258,723,624.10 = 450,275,988.29 : x
  2. Step 2: Convert to fraction form
    838,907,166.47/1,258,723,624.10 = 450,275,988.29/x
  3. Step 3: Cross multiply
    838,907,166.47x = 1,258,723,624.10 × 450,275,988.29
  4. Step 4: Simplify right side
    838,907,166.47x = 566,773,023,817,052,992
  5. Step 5: Solve for x
    x = 566,773,023,817,052,992/838,907,166.47
  6. Step 6: Final answer
    x = 675,608,752.05

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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.