Home / 541,189,645.46-812,091,558.70-292,191,586.98

Finding the Fourth Proportional to 541,189,645.46, 812,091,558.70 and 292,191,586.98

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Solution

The fourth proportional to 541,189,645.46, 812,091,558.70 and 292,191,586.98 is: 438,453,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,189,645.46 : 812,091,558.70 = 292,191,586.98 : x
  2. Step 2: Convert to fraction form
    541,189,645.46/812,091,558.70 = 292,191,586.98/x
  3. Step 3: Cross multiply
    541,189,645.46x = 812,091,558.70 × 292,191,586.98
  4. Step 4: Simplify right side
    541,189,645.46x = 237,286,321,311,506,784
  5. Step 5: Solve for x
    x = 237,286,321,311,506,784/541,189,645.46
  6. Step 6: Final answer
    x = 438,453,180.51

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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.