Home / 74,576,707,297.69-102,915,897,356.29-40,282,413,679.63

Finding the Fourth Proportional to 74,576,707,297.69, 102,915,897,356.29 and 40,282,413,679.63

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Solution

The fourth proportional to 74,576,707,297.69, 102,915,897,356.29 and 40,282,413,679.63 is: 55,589,753,178.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,576,707,297.69 : 102,915,897,356.29 = 40,282,413,679.63 : x
  2. Step 2: Convert to fraction form
    74,576,707,297.69/102,915,897,356.29 = 40,282,413,679.63/x
  3. Step 3: Cross multiply
    74,576,707,297.69x = 102,915,897,356.29 × 40,282,413,679.63
  4. Step 4: Simplify right side
    74,576,707,297.69x = 4,145,700,751,516,618,981,376
  5. Step 5: Solve for x
    x = 4,145,700,751,516,618,981,376/74,576,707,297.69
  6. Step 6: Final answer
    x = 55,589,753,178.13

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1.5x scale

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.