Home / 113,632,696,778.42-156,813,537,001.74-61,489,427,706.54

Finding the Fourth Proportional to 113,632,696,778.42, 156,813,537,001.74 and 61,489,427,706.54

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Solution

The fourth proportional to 113,632,696,778.42, 156,813,537,001.74 and 61,489,427,706.54 is: 84,855,635,043.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,632,696,778.42 : 156,813,537,001.74 = 61,489,427,706.54 : x
  2. Step 2: Convert to fraction form
    113,632,696,778.42/156,813,537,001.74 = 61,489,427,706.54/x
  3. Step 3: Cross multiply
    113,632,696,778.42x = 156,813,537,001.74 × 61,489,427,706.54
  4. Step 4: Simplify right side
    113,632,696,778.42x = 9,642,374,646,875,327,299,584
  5. Step 5: Solve for x
    x = 9,642,374,646,875,327,299,584/113,632,696,778.42
  6. Step 6: Final answer
    x = 84,855,635,043.83

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1.5x scale

Why These Related Problems?

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