Home / 104,781,088.92-157,195,195.14-31,991,780.28

Finding the Fourth Proportional to 104,781,088.92, 157,195,195.14 and 31,991,780.28

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Solution

The fourth proportional to 104,781,088.92, 157,195,195.14 and 31,991,780.28 is: 47,994,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,781,088.92 : 157,195,195.14 = 31,991,780.28 : x
  2. Step 2: Convert to fraction form
    104,781,088.92/157,195,195.14 = 31,991,780.28/x
  3. Step 3: Cross multiply
    104,781,088.92x = 157,195,195.14 × 31,991,780.28
  4. Step 4: Simplify right side
    104,781,088.92x = 5,028,954,143,990,604
  5. Step 5: Solve for x
    x = 5,028,954,143,990,604/104,781,088.92
  6. Step 6: Final answer
    x = 47,994,864.30

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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.