Home / 1,109,577,052.72-1,664,604,103.56-322,644,381.76

Finding the Fourth Proportional to 1,109,577,052.72, 1,664,604,103.56 and 322,644,381.76

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Solution

The fourth proportional to 1,109,577,052.72, 1,664,604,103.56 and 322,644,381.76 is: 484,035,931.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,577,052.72 : 1,664,604,103.56 = 322,644,381.76 : x
  2. Step 2: Convert to fraction form
    1,109,577,052.72/1,664,604,103.56 = 322,644,381.76/x
  3. Step 3: Cross multiply
    1,109,577,052.72x = 1,664,604,103.56 × 322,644,381.76
  4. Step 4: Simplify right side
    1,109,577,052.72x = 537,075,161,868,275,200
  5. Step 5: Solve for x
    x = 537,075,161,868,275,200/1,109,577,052.72
  6. Step 6: Final answer
    x = 484,035,931.13

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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.