Home / 74,252,514,742.44-102,468,481,398.54-40,420,066,691.40

Finding the Fourth Proportional to 74,252,514,742.44, 102,468,481,398.54 and 40,420,066,691.40

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Solution

The fourth proportional to 74,252,514,742.44, 102,468,481,398.54 and 40,420,066,691.40 is: 55,779,698,051.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,252,514,742.44 : 102,468,481,398.54 = 40,420,066,691.40 : x
  2. Step 2: Convert to fraction form
    74,252,514,742.44/102,468,481,398.54 = 40,420,066,691.40/x
  3. Step 3: Cross multiply
    74,252,514,742.44x = 102,468,481,398.54 × 40,420,066,691.40
  4. Step 4: Simplify right side
    74,252,514,742.44x = 4,141,782,851,895,466,917,888
  5. Step 5: Solve for x
    x = 4,141,782,851,895,466,917,888/74,252,514,742.44
  6. Step 6: Final answer
    x = 55,779,698,051.47

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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.