Home / 75,724,345.90-104,499,625.23-40,917,036.22

Finding the Fourth Proportional to 75,724,345.90, 104,499,625.23 and 40,917,036.22

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Solution

The fourth proportional to 75,724,345.90, 104,499,625.23 and 40,917,036.22 is: 56,465,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,724,345.90 : 104,499,625.23 = 40,917,036.22 : x
  2. Step 2: Convert to fraction form
    75,724,345.90/104,499,625.23 = 40,917,036.22/x
  3. Step 3: Cross multiply
    75,724,345.90x = 104,499,625.23 × 40,917,036.22
  4. Step 4: Simplify right side
    75,724,345.90x = 4,275,814,950,512,336
  5. Step 5: Solve for x
    x = 4,275,814,950,512,336/75,724,345.90
  6. Step 6: Final answer
    x = 56,465,525.05

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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.