Home / 64,517,917.60-96,776,876.40-43,018,832.80

Finding the Fourth Proportional to 64,517,917.60, 96,776,876.40 and 43,018,832.80

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Solution

The fourth proportional to 64,517,917.60, 96,776,876.40 and 43,018,832.80 is: 64,528,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,517,917.60 : 96,776,876.40 = 43,018,832.80 : x
  2. Step 2: Convert to fraction form
    64,517,917.60/96,776,876.40 = 43,018,832.80/x
  3. Step 3: Cross multiply
    64,517,917.60x = 96,776,876.40 × 43,018,832.80
  4. Step 4: Simplify right side
    64,517,917.60x = 4,163,228,264,757,866
  5. Step 5: Solve for x
    x = 4,163,228,264,757,866/64,517,917.60
  6. Step 6: Final answer
    x = 64,528,249.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.