Home / 74,981,420.01-103,432,718.61-43,615,935.81

Finding the Fourth Proportional to 74,981,420.01, 103,432,718.61 and 43,615,935.81

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Solution

The fourth proportional to 74,981,420.01, 103,432,718.61 and 43,615,935.81 is: 60,165,769.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,981,420.01 : 103,432,718.61 = 43,615,935.81 : x
  2. Step 2: Convert to fraction form
    74,981,420.01/103,432,718.61 = 43,615,935.81/x
  3. Step 3: Cross multiply
    74,981,420.01x = 103,432,718.61 × 43,615,935.81
  4. Step 4: Simplify right side
    74,981,420.01x = 4,511,314,815,547,553
  5. Step 5: Solve for x
    x = 4,511,314,815,547,553/74,981,420.01
  6. Step 6: Final answer
    x = 60,165,769.27

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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.