Home / 647,184,521.10-970,776,781.65-374,414,882.70

Finding the Fourth Proportional to 647,184,521.10, 970,776,781.65 and 374,414,882.70

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Solution

The fourth proportional to 647,184,521.10, 970,776,781.65 and 374,414,882.70 is: 561,622,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,184,521.10 : 970,776,781.65 = 374,414,882.70 : x
  2. Step 2: Convert to fraction form
    647,184,521.10/970,776,781.65 = 374,414,882.70/x
  3. Step 3: Cross multiply
    647,184,521.10x = 970,776,781.65 × 374,414,882.70
  4. Step 4: Simplify right side
    647,184,521.10x = 363,473,274,829,368,256
  5. Step 5: Solve for x
    x = 363,473,274,829,368,256/647,184,521.10
  6. Step 6: Final answer
    x = 561,622,324.05

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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.