Home / 87,383,564.40-131,112,088.20-46,946,809.20

Finding the Fourth Proportional to 87,383,564.40, 131,112,088.20 and 46,946,809.20

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Solution

The fourth proportional to 87,383,564.40, 131,112,088.20 and 46,946,809.20 is: 70,439,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,383,564.40 : 131,112,088.20 = 46,946,809.20 : x
  2. Step 2: Convert to fraction form
    87,383,564.40/131,112,088.20 = 46,946,809.20/x
  3. Step 3: Cross multiply
    87,383,564.40x = 131,112,088.20 × 46,946,809.20
  4. Step 4: Simplify right side
    87,383,564.40x = 6,155,294,188,538,972
  5. Step 5: Solve for x
    x = 6,155,294,188,538,972/87,383,564.40
  6. Step 6: Final answer
    x = 70,439,953.22

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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.