Home / 185,668,015.20-278,502,022.80-56,258,810.19

Finding the Fourth Proportional to 185,668,015.20, 278,502,022.80 and 56,258,810.19

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Solution

The fourth proportional to 185,668,015.20, 278,502,022.80 and 56,258,810.19 is: 84,388,215.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,668,015.20 : 278,502,022.80 = 56,258,810.19 : x
  2. Step 2: Convert to fraction form
    185,668,015.20/278,502,022.80 = 56,258,810.19/x
  3. Step 3: Cross multiply
    185,668,015.20x = 278,502,022.80 × 56,258,810.19
  4. Step 4: Simplify right side
    185,668,015.20x = 15,668,192,438,236,252
  5. Step 5: Solve for x
    x = 15,668,192,438,236,252/185,668,015.20
  6. Step 6: Final answer
    x = 84,388,215.29

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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.