Home / 118,838,598.28-178,258,512.54-54,097,127

Finding the Fourth Proportional to 118,838,598.28, 178,258,512.54 and 54,097,127

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Solution

The fourth proportional to 118,838,598.28, 178,258,512.54 and 54,097,127 is: 81,145,970.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,838,598.28 : 178,258,512.54 = 54,097,127 : x
  2. Step 2: Convert to fraction form
    118,838,598.28/178,258,512.54 = 54,097,127/x
  3. Step 3: Cross multiply
    118,838,598.28x = 178,258,512.54 × 54,097,127
  4. Step 4: Simplify right side
    118,838,598.28x = 9,643,273,391,707,472
  5. Step 5: Solve for x
    x = 9,643,273,391,707,472/118,838,598.28
  6. Step 6: Final answer
    x = 81,145,970.51

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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.