Home / 73,315,650.64-101,175,664.80-40,278,039.52

Finding the Fourth Proportional to 73,315,650.64, 101,175,664.80 and 40,278,039.52

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Solution

The fourth proportional to 73,315,650.64, 101,175,664.80 and 40,278,039.52 is: 55,583,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,315,650.64 : 101,175,664.80 = 40,278,039.52 : x
  2. Step 2: Convert to fraction form
    73,315,650.64/101,175,664.80 = 40,278,039.52/x
  3. Step 3: Cross multiply
    73,315,650.64x = 101,175,664.80 × 40,278,039.52
  4. Step 4: Simplify right side
    73,315,650.64x = 4,075,157,425,276,673
  5. Step 5: Solve for x
    x = 4,075,157,425,276,673/73,315,650.64
  6. Step 6: Final answer
    x = 55,583,731.30

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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.