Home / 66,075,976.20-99,113,964.30-49,069,864.20

Finding the Fourth Proportional to 66,075,976.20, 99,113,964.30 and 49,069,864.20

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Solution

The fourth proportional to 66,075,976.20, 99,113,964.30 and 49,069,864.20 is: 73,604,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,075,976.20 : 99,113,964.30 = 49,069,864.20 : x
  2. Step 2: Convert to fraction form
    66,075,976.20/99,113,964.30 = 49,069,864.20/x
  3. Step 3: Cross multiply
    66,075,976.20x = 99,113,964.30 × 49,069,864.20
  4. Step 4: Simplify right side
    66,075,976.20x = 4,863,508,768,524,648
  5. Step 5: Solve for x
    x = 4,863,508,768,524,648/66,075,976.20
  6. Step 6: Final answer
    x = 73,604,796.30

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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.