Home / 181,718,490.40-272,577,735.60-74,013,114.40

Finding the Fourth Proportional to 181,718,490.40, 272,577,735.60 and 74,013,114.40

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Solution

The fourth proportional to 181,718,490.40, 272,577,735.60 and 74,013,114.40 is: 111,019,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,718,490.40 : 272,577,735.60 = 74,013,114.40 : x
  2. Step 2: Convert to fraction form
    181,718,490.40/272,577,735.60 = 74,013,114.40/x
  3. Step 3: Cross multiply
    181,718,490.40x = 272,577,735.60 × 74,013,114.40
  4. Step 4: Simplify right side
    181,718,490.40x = 20,174,327,127,855,756
  5. Step 5: Solve for x
    x = 20,174,327,127,855,756/181,718,490.40
  6. Step 6: Final answer
    x = 111,019,671.60

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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.