Home / 75,467,883.90-104,146,032.45-42,874,624.38

Finding the Fourth Proportional to 75,467,883.90, 104,146,032.45 and 42,874,624.38

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Solution

The fourth proportional to 75,467,883.90, 104,146,032.45 and 42,874,624.38 is: 59,167,182.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,467,883.90 : 104,146,032.45 = 42,874,624.38 : x
  2. Step 2: Convert to fraction form
    75,467,883.90/104,146,032.45 = 42,874,624.38/x
  3. Step 3: Cross multiply
    75,467,883.90x = 104,146,032.45 × 42,874,624.38
  4. Step 4: Simplify right side
    75,467,883.90x = 4,465,222,021,961,041.50
  5. Step 5: Solve for x
    x = 4,465,222,021,961,041.50/75,467,883.90
  6. Step 6: Final answer
    x = 59,167,182.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.