Home / 99,075,028.05-148,612,542.08-73,246,995.45

Finding the Fourth Proportional to 99,075,028.05, 148,612,542.08 and 73,246,995.45

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Solution

The fourth proportional to 99,075,028.05, 148,612,542.08 and 73,246,995.45 is: 109,870,493.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,075,028.05 : 148,612,542.08 = 73,246,995.45 : x
  2. Step 2: Convert to fraction form
    99,075,028.05/148,612,542.08 = 73,246,995.45/x
  3. Step 3: Cross multiply
    99,075,028.05x = 148,612,542.08 × 73,246,995.45
  4. Step 4: Simplify right side
    99,075,028.05x = 10,885,422,193,180,458
  5. Step 5: Solve for x
    x = 10,885,422,193,180,458/99,075,028.05
  6. Step 6: Final answer
    x = 109,870,493.18

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Double scale
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Similar ratio
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1.5x scale

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.