Home / 74,669,066.38-103,042,943.44-43,313,456.89

Finding the Fourth Proportional to 74,669,066.38, 103,042,943.44 and 43,313,456.89

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Solution

The fourth proportional to 74,669,066.38, 103,042,943.44 and 43,313,456.89 is: 59,772,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,669,066.38 : 103,042,943.44 = 43,313,456.89 : x
  2. Step 2: Convert to fraction form
    74,669,066.38/103,042,943.44 = 43,313,456.89/x
  3. Step 3: Cross multiply
    74,669,066.38x = 103,042,943.44 × 43,313,456.89
  4. Step 4: Simplify right side
    74,669,066.38x = 4,463,146,088,507,148.50
  5. Step 5: Solve for x
    x = 4,463,146,088,507,148.50/74,669,066.38
  6. Step 6: Final answer
    x = 59,772,356.95

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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.