Home / 1,044,275,202.72-1,566,591,263.36-430,523,920.80

Finding the Fourth Proportional to 1,044,275,202.72, 1,566,591,263.36 and 430,523,920.80

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Solution

The fourth proportional to 1,044,275,202.72, 1,566,591,263.36 and 430,523,920.80 is: 645,859,454.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,275,202.72 : 1,566,591,263.36 = 430,523,920.80 : x
  2. Step 2: Convert to fraction form
    1,044,275,202.72/1,566,591,263.36 = 430,523,920.80/x
  3. Step 3: Cross multiply
    1,044,275,202.72x = 1,566,591,263.36 × 430,523,920.80
  4. Step 4: Simplify right side
    1,044,275,202.72x = 674,455,012,992,772,608
  5. Step 5: Solve for x
    x = 674,455,012,992,772,608/1,044,275,202.72
  6. Step 6: Final answer
    x = 645,859,454.71

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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.