Home / 185,567,983,206.91-278,238,058,365.30-72,115,239,014.85

Finding the Fourth Proportional to 185,567,983,206.91, 278,238,058,365.30 and 72,115,239,014.85

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Solution

The fourth proportional to 185,567,983,206.91, 278,238,058,365.30 and 72,115,239,014.85 is: 108,128,588,430.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,567,983,206.91 : 278,238,058,365.30 = 72,115,239,014.85 : x
  2. Step 2: Convert to fraction form
    185,567,983,206.91/278,238,058,365.30 = 72,115,239,014.85/x
  3. Step 3: Cross multiply
    185,567,983,206.91x = 278,238,058,365.30 × 72,115,239,014.85
  4. Step 4: Simplify right side
    185,567,983,206.91x = 20,065,204,082,041,394,561,024
  5. Step 5: Solve for x
    x = 20,065,204,082,041,394,561,024/185,567,983,206.91
  6. Step 6: Final answer
    x = 108,128,588,430.41

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1.5x scale

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.