Home / 74,576,707,298.69-102,915,897,357.67-40,282,413,680.63

Finding the Fourth Proportional to 74,576,707,298.69, 102,915,897,357.67 and 40,282,413,680.63

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Solution

The fourth proportional to 74,576,707,298.69, 102,915,897,357.67 and 40,282,413,680.63 is: 55,589,753,179.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,576,707,298.69 : 102,915,897,357.67 = 40,282,413,680.63 : x
  2. Step 2: Convert to fraction form
    74,576,707,298.69/102,915,897,357.67 = 40,282,413,680.63/x
  3. Step 3: Cross multiply
    74,576,707,298.69x = 102,915,897,357.67 × 40,282,413,680.63
  4. Step 4: Simplify right side
    74,576,707,298.69x = 4,145,700,751,674,918,305,792
  5. Step 5: Solve for x
    x = 4,145,700,751,674,918,305,792/74,576,707,298.69
  6. Step 6: Final answer
    x = 55,589,753,179.51

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Double scale
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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.