Home / 315,143,748.54-472,779,398.97-110,687,767.02

Finding the Fourth Proportional to 315,143,748.54, 472,779,398.97 and 110,687,767.02

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Solution

The fourth proportional to 315,143,748.54, 472,779,398.97 and 110,687,767.02 is: 166,054,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,143,748.54 : 472,779,398.97 = 110,687,767.02 : x
  2. Step 2: Convert to fraction form
    315,143,748.54/472,779,398.97 = 110,687,767.02/x
  3. Step 3: Cross multiply
    315,143,748.54x = 472,779,398.97 × 110,687,767.02
  4. Step 4: Simplify right side
    315,143,748.54x = 52,330,895,965,046,992
  5. Step 5: Solve for x
    x = 52,330,895,965,046,992/315,143,748.54
  6. Step 6: Final answer
    x = 166,054,050.60

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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.