Home / 99,839,962.08-149,776,035.84-30,752,733.60

Finding the Fourth Proportional to 99,839,962.08, 149,776,035.84 and 30,752,733.60

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Solution

The fourth proportional to 99,839,962.08, 149,776,035.84 and 30,752,733.60 is: 46,134,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,839,962.08 : 149,776,035.84 = 30,752,733.60 : x
  2. Step 2: Convert to fraction form
    99,839,962.08/149,776,035.84 = 30,752,733.60/x
  3. Step 3: Cross multiply
    99,839,962.08x = 149,776,035.84 × 30,752,733.60
  4. Step 4: Simplify right side
    99,839,962.08x = 4,606,022,529,851,573
  5. Step 5: Solve for x
    x = 4,606,022,529,851,573/99,839,962.08
  6. Step 6: Final answer
    x = 46,134,057.28

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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.