Home / 296,889,728.40-409,721,619.24-185,446,550.16

Finding the Fourth Proportional to 296,889,728.40, 409,721,619.24 and 185,446,550.16

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Solution

The fourth proportional to 296,889,728.40, 409,721,619.24 and 185,446,550.16 is: 255,924,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,889,728.40 : 409,721,619.24 = 185,446,550.16 : x
  2. Step 2: Convert to fraction form
    296,889,728.40/409,721,619.24 = 185,446,550.16/x
  3. Step 3: Cross multiply
    296,889,728.40x = 409,721,619.24 × 185,446,550.16
  4. Step 4: Simplify right side
    296,889,728.40x = 75,981,460,814,027,088
  5. Step 5: Solve for x
    x = 75,981,460,814,027,088/296,889,728.40
  6. Step 6: Final answer
    x = 255,924,855.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.