Home / 74,252,514,706.69-102,468,481,349.21-40,420,066,655.65

Finding the Fourth Proportional to 74,252,514,706.69, 102,468,481,349.21 and 40,420,066,655.65

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Solution

The fourth proportional to 74,252,514,706.69, 102,468,481,349.21 and 40,420,066,655.65 is: 55,779,698,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,252,514,706.69 : 102,468,481,349.21 = 40,420,066,655.65 : x
  2. Step 2: Convert to fraction form
    74,252,514,706.69/102,468,481,349.21 = 40,420,066,655.65/x
  3. Step 3: Cross multiply
    74,252,514,706.69x = 102,468,481,349.21 × 40,420,066,655.65
  4. Step 4: Simplify right side
    74,252,514,706.69x = 4,141,782,846,238,297,686,016
  5. Step 5: Solve for x
    x = 4,141,782,846,238,297,686,016/74,252,514,706.69
  6. Step 6: Final answer
    x = 55,779,698,002.14

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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.