Home / 622,885,541.70-934,328,312.55-613,200,029.49

Finding the Fourth Proportional to 622,885,541.70, 934,328,312.55 and 613,200,029.49

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Solution

The fourth proportional to 622,885,541.70, 934,328,312.55 and 613,200,029.49 is: 919,800,044.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,885,541.70 : 934,328,312.55 = 613,200,029.49 : x
  2. Step 2: Convert to fraction form
    622,885,541.70/934,328,312.55 = 613,200,029.49/x
  3. Step 3: Cross multiply
    622,885,541.70x = 934,328,312.55 × 613,200,029.49
  4. Step 4: Simplify right side
    622,885,541.70x = 572,930,148,809,001,920
  5. Step 5: Solve for x
    x = 572,930,148,809,001,920/622,885,541.70
  6. Step 6: Final answer
    x = 919,800,044.24

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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.