Home / 181,919,325.20-272,878,987.80-100,006,552.40

Finding the Fourth Proportional to 181,919,325.20, 272,878,987.80 and 100,006,552.40

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Solution

The fourth proportional to 181,919,325.20, 272,878,987.80 and 100,006,552.40 is: 150,009,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,919,325.20 : 272,878,987.80 = 100,006,552.40 : x
  2. Step 2: Convert to fraction form
    181,919,325.20/272,878,987.80 = 100,006,552.40/x
  3. Step 3: Cross multiply
    181,919,325.20x = 272,878,987.80 × 100,006,552.40
  4. Step 4: Simplify right side
    181,919,325.20x = 27,289,686,792,279,664
  5. Step 5: Solve for x
    x = 27,289,686,792,279,664/181,919,325.20
  6. Step 6: Final answer
    x = 150,009,828.60

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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.