Home / 913,675,801,170.78-1,260,902,843,978.90-502,158,866,292.15

Finding the Fourth Proportional to 913,675,801,170.78, 1,260,902,843,978.90 and 502,158,866,292.15

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Solution

The fourth proportional to 913,675,801,170.78, 1,260,902,843,978.90 and 502,158,866,292.15 is: 692,995,854,575.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,675,801,170.78 : 1,260,902,843,978.90 = 502,158,866,292.15 : x
  2. Step 2: Convert to fraction form
    913,675,801,170.78/1,260,902,843,978.90 = 502,158,866,292.15/x
  3. Step 3: Cross multiply
    913,675,801,170.78x = 1,260,902,843,978.90 × 502,158,866,292.15
  4. Step 4: Simplify right side
    913,675,801,170.78x = 633,173,542,636,992,161,906,688
  5. Step 5: Solve for x
    x = 633,173,542,636,992,161,906,688/913,675,801,170.78
  6. Step 6: Final answer
    x = 692,995,854,575.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.