Home / 104,976,107.80-157,464,161.70-28,306,886.20

Finding the Fourth Proportional to 104,976,107.80, 157,464,161.70 and 28,306,886.20

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Solution

The fourth proportional to 104,976,107.80, 157,464,161.70 and 28,306,886.20 is: 42,460,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,107.80 : 157,464,161.70 = 28,306,886.20 : x
  2. Step 2: Convert to fraction form
    104,976,107.80/157,464,161.70 = 28,306,886.20/x
  3. Step 3: Cross multiply
    104,976,107.80x = 157,464,161.70 × 28,306,886.20
  4. Step 4: Simplify right side
    104,976,107.80x = 4,457,320,105,820,298
  5. Step 5: Solve for x
    x = 4,457,320,105,820,298/104,976,107.80
  6. Step 6: Final answer
    x = 42,460,329.30

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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.