Home / 351,471,962.02-485,031,297.10-194,838,672.10

Finding the Fourth Proportional to 351,471,962.02, 485,031,297.10 and 194,838,672.10

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Solution

The fourth proportional to 351,471,962.02, 485,031,297.10 and 194,838,672.10 is: 268,877,361.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,471,962.02 : 485,031,297.10 = 194,838,672.10 : x
  2. Step 2: Convert to fraction form
    351,471,962.02/485,031,297.10 = 194,838,672.10/x
  3. Step 3: Cross multiply
    351,471,962.02x = 485,031,297.10 × 194,838,672.10
  4. Step 4: Simplify right side
    351,471,962.02x = 94,502,853,853,904,576
  5. Step 5: Solve for x
    x = 94,502,853,853,904,576/351,471,962.02
  6. Step 6: Final answer
    x = 268,877,361.68

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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.