Home / 349,287,131.60-523,930,697.40-310,320,040.40

Finding the Fourth Proportional to 349,287,131.60, 523,930,697.40 and 310,320,040.40

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Solution

The fourth proportional to 349,287,131.60, 523,930,697.40 and 310,320,040.40 is: 465,480,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,287,131.60 : 523,930,697.40 = 310,320,040.40 : x
  2. Step 2: Convert to fraction form
    349,287,131.60/523,930,697.40 = 310,320,040.40/x
  3. Step 3: Cross multiply
    349,287,131.60x = 523,930,697.40 × 310,320,040.40
  4. Step 4: Simplify right side
    349,287,131.60x = 162,586,195,183,968,160
  5. Step 5: Solve for x
    x = 162,586,195,183,968,160/349,287,131.60
  6. Step 6: Final answer
    x = 465,480,060.60

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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.