Home / 181,442,603.80-272,163,905.70-99,813,266.20

Finding the Fourth Proportional to 181,442,603.80, 272,163,905.70 and 99,813,266.20

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Solution

The fourth proportional to 181,442,603.80, 272,163,905.70 and 99,813,266.20 is: 149,719,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,442,603.80 : 272,163,905.70 = 99,813,266.20 : x
  2. Step 2: Convert to fraction form
    181,442,603.80/272,163,905.70 = 99,813,266.20/x
  3. Step 3: Cross multiply
    181,442,603.80x = 272,163,905.70 × 99,813,266.20
  4. Step 4: Simplify right side
    181,442,603.80x = 27,165,568,369,665,796
  5. Step 5: Solve for x
    x = 27,165,568,369,665,796/181,442,603.80
  6. Step 6: Final answer
    x = 149,719,899.30

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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.