Home / 74,252,514,710.20-102,468,481,354.04-40,420,066,659.16

Finding the Fourth Proportional to 74,252,514,710.20, 102,468,481,354.04 and 40,420,066,659.16

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Solution

The fourth proportional to 74,252,514,710.20, 102,468,481,354.04 and 40,420,066,659.16 is: 55,779,698,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,252,514,710.20 : 102,468,481,354.04 = 40,420,066,659.16 : x
  2. Step 2: Convert to fraction form
    74,252,514,710.20/102,468,481,354.04 = 40,420,066,659.16/x
  3. Step 3: Cross multiply
    74,252,514,710.20x = 102,468,481,354.04 × 40,420,066,659.16
  4. Step 4: Simplify right side
    74,252,514,710.20x = 4,141,782,846,793,190,473,728
  5. Step 5: Solve for x
    x = 4,141,782,846,793,190,473,728/74,252,514,710.20
  6. Step 6: Final answer
    x = 55,779,698,006.97

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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.