Home / 89,006,431.80-133,524,721.60-30,698,278.05

Finding the Fourth Proportional to 89,006,431.80, 133,524,721.60 and 30,698,278.05

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Solution

The fourth proportional to 89,006,431.80, 133,524,721.60 and 30,698,278.05 is: 46,052,616.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006,431.80 : 133,524,721.60 = 30,698,278.05 : x
  2. Step 2: Convert to fraction form
    89,006,431.80/133,524,721.60 = 30,698,278.05/x
  3. Step 3: Cross multiply
    89,006,431.80x = 133,524,721.60 × 30,698,278.05
  4. Step 4: Simplify right side
    89,006,431.80x = 4,098,979,030,822,444
  5. Step 5: Solve for x
    x = 4,098,979,030,822,444/89,006,431.80
  6. Step 6: Final answer
    x = 46,052,616.06

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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.