Home / 74,470,167.77-102,769,777.29-40,983,502.32

Finding the Fourth Proportional to 74,470,167.77, 102,769,777.29 and 40,983,502.32

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Solution

The fourth proportional to 74,470,167.77, 102,769,777.29 and 40,983,502.32 is: 56,557,753.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,470,167.77 : 102,769,777.29 = 40,983,502.32 : x
  2. Step 2: Convert to fraction form
    74,470,167.77/102,769,777.29 = 40,983,502.32/x
  3. Step 3: Cross multiply
    74,470,167.77x = 102,769,777.29 × 40,983,502.32
  4. Step 4: Simplify right side
    74,470,167.77x = 4,211,865,405,990,598.50
  5. Step 5: Solve for x
    x = 4,211,865,405,990,598.50/74,470,167.77
  6. Step 6: Final answer
    x = 56,557,753.69

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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.