Home / 838,259,609,195.10-1,257,389,413,792.60-460,805,552,132.70

Finding the Fourth Proportional to 838,259,609,195.10, 1,257,389,413,792.60 and 460,805,552,132.70

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Solution

The fourth proportional to 838,259,609,195.10, 1,257,389,413,792.60 and 460,805,552,132.70 is: 691,208,328,199.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,259,609,195.10 : 1,257,389,413,792.60 = 460,805,552,132.70 : x
  2. Step 2: Convert to fraction form
    838,259,609,195.10/1,257,389,413,792.60 = 460,805,552,132.70/x
  3. Step 3: Cross multiply
    838,259,609,195.10x = 1,257,389,413,792.60 × 460,805,552,132.70
  4. Step 4: Simplify right side
    838,259,609,195.10x = 579,412,023,068,511,059,312,640
  5. Step 5: Solve for x
    x = 579,412,023,068,511,059,312,640/838,259,609,195.10
  6. Step 6: Final answer
    x = 691,208,328,199.02

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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.