Home / 103,352,524.66-142,629,052.35-63,645,024.61

Finding the Fourth Proportional to 103,352,524.66, 142,629,052.35 and 63,645,024.61

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Solution

The fourth proportional to 103,352,524.66, 142,629,052.35 and 63,645,024.61 is: 87,831,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,352,524.66 : 142,629,052.35 = 63,645,024.61 : x
  2. Step 2: Convert to fraction form
    103,352,524.66/142,629,052.35 = 63,645,024.61/x
  3. Step 3: Cross multiply
    103,352,524.66x = 142,629,052.35 × 63,645,024.61
  4. Step 4: Simplify right side
    103,352,524.66x = 9,077,629,546,916,728
  5. Step 5: Solve for x
    x = 9,077,629,546,916,728/103,352,524.66
  6. Step 6: Final answer
    x = 87,831,715.55

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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.