Home / 315,044,287.70-471,810,604.35-153,297,266.90

Finding the Fourth Proportional to 315,044,287.70, 471,810,604.35 and 153,297,266.90

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Solution

The fourth proportional to 315,044,287.70, 471,810,604.35 and 153,297,266.90 is: 229,578,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,044,287.70 : 471,810,604.35 = 153,297,266.90 : x
  2. Step 2: Convert to fraction form
    315,044,287.70/471,810,604.35 = 153,297,266.90/x
  3. Step 3: Cross multiply
    315,044,287.70x = 471,810,604.35 × 153,297,266.90
  4. Step 4: Simplify right side
    315,044,287.70x = 72,327,276,141,292,256
  5. Step 5: Solve for x
    x = 72,327,276,141,292,256/315,044,287.70
  6. Step 6: Final answer
    x = 229,578,122.71

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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.