Home / 110,716,952.40-166,075,428.60-82,019,138.40

Finding the Fourth Proportional to 110,716,952.40, 166,075,428.60 and 82,019,138.40

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Solution

The fourth proportional to 110,716,952.40, 166,075,428.60 and 82,019,138.40 is: 123,028,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,716,952.40 : 166,075,428.60 = 82,019,138.40 : x
  2. Step 2: Convert to fraction form
    110,716,952.40/166,075,428.60 = 82,019,138.40/x
  3. Step 3: Cross multiply
    110,716,952.40x = 166,075,428.60 × 82,019,138.40
  4. Step 4: Simplify right side
    110,716,952.40x = 13,621,363,563,182,718
  5. Step 5: Solve for x
    x = 13,621,363,563,182,718/110,716,952.40
  6. Step 6: Final answer
    x = 123,028,707.60

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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.