Home / 71,135,088.60-98,112,260.59-61,228,831.53

Finding the Fourth Proportional to 71,135,088.60, 98,112,260.59 and 61,228,831.53

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Solution

The fourth proportional to 71,135,088.60, 98,112,260.59 and 61,228,831.53 is: 84,449,168.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,135,088.60 : 98,112,260.59 = 61,228,831.53 : x
  2. Step 2: Convert to fraction form
    71,135,088.60/98,112,260.59 = 61,228,831.53/x
  3. Step 3: Cross multiply
    71,135,088.60x = 98,112,260.59 × 61,228,831.53
  4. Step 4: Simplify right side
    71,135,088.60x = 6,007,299,074,692,569
  5. Step 5: Solve for x
    x = 6,007,299,074,692,569/71,135,088.60
  6. Step 6: Final answer
    x = 84,449,168.38

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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.