Home / 548,049,351.60-822,074,027.40-139,105,502.10

Finding the Fourth Proportional to 548,049,351.60, 822,074,027.40 and 139,105,502.10

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Solution

The fourth proportional to 548,049,351.60, 822,074,027.40 and 139,105,502.10 is: 208,658,253.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,049,351.60 : 822,074,027.40 = 139,105,502.10 : x
  2. Step 2: Convert to fraction form
    548,049,351.60/822,074,027.40 = 139,105,502.10/x
  3. Step 3: Cross multiply
    548,049,351.60x = 822,074,027.40 × 139,105,502.10
  4. Step 4: Simplify right side
    548,049,351.60x = 114,355,020,344,846,144
  5. Step 5: Solve for x
    x = 114,355,020,344,846,144/548,049,351.60
  6. Step 6: Final answer
    x = 208,658,253.15

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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.