Home / 181,664,007.80-272,496,011.70-154,454,228.60

Finding the Fourth Proportional to 181,664,007.80, 272,496,011.70 and 154,454,228.60

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Solution

The fourth proportional to 181,664,007.80, 272,496,011.70 and 154,454,228.60 is: 231,681,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,664,007.80 : 272,496,011.70 = 154,454,228.60 : x
  2. Step 2: Convert to fraction form
    181,664,007.80/272,496,011.70 = 154,454,228.60/x
  3. Step 3: Cross multiply
    181,664,007.80x = 272,496,011.70 × 154,454,228.60
  4. Step 4: Simplify right side
    181,664,007.80x = 42,088,161,283,700,072
  5. Step 5: Solve for x
    x = 42,088,161,283,700,072/181,664,007.80
  6. Step 6: Final answer
    x = 231,681,342.90

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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.