Home / 181,551,133.20-272,161,362.60-66,507,934.80

Finding the Fourth Proportional to 181,551,133.20, 272,161,362.60 and 66,507,934.80

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Solution

The fourth proportional to 181,551,133.20, 272,161,362.60 and 66,507,934.80 is: 99,701,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,551,133.20 : 272,161,362.60 = 66,507,934.80 : x
  2. Step 2: Convert to fraction form
    181,551,133.20/272,161,362.60 = 66,507,934.80/x
  3. Step 3: Cross multiply
    181,551,133.20x = 272,161,362.60 × 66,507,934.80
  4. Step 4: Simplify right side
    181,551,133.20x = 18,100,890,158,879,960
  5. Step 5: Solve for x
    x = 18,100,890,158,879,960/181,551,133.20
  6. Step 6: Final answer
    x = 99,701,333.94

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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.