Home / 181,863,028.72-272,761,679.16-52,438,818.16

Finding the Fourth Proportional to 181,863,028.72, 272,761,679.16 and 52,438,818.16

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Solution

The fourth proportional to 181,863,028.72, 272,761,679.16 and 52,438,818.16 is: 78,648,751.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,863,028.72 : 272,761,679.16 = 52,438,818.16 : x
  2. Step 2: Convert to fraction form
    181,863,028.72/272,761,679.16 = 52,438,818.16/x
  3. Step 3: Cross multiply
    181,863,028.72x = 272,761,679.16 × 52,438,818.16
  4. Step 4: Simplify right side
    181,863,028.72x = 14,303,300,094,487,502
  5. Step 5: Solve for x
    x = 14,303,300,094,487,502/181,863,028.72
  6. Step 6: Final answer
    x = 78,648,751.18

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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.