Home / 736,075,596.84-1,015,603,149.06-449,894,691.24

Finding the Fourth Proportional to 736,075,596.84, 1,015,603,149.06 and 449,894,691.24

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Solution

The fourth proportional to 736,075,596.84, 1,015,603,149.06 and 449,894,691.24 is: 620,743,938.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,075,596.84 : 1,015,603,149.06 = 449,894,691.24 : x
  2. Step 2: Convert to fraction form
    736,075,596.84/1,015,603,149.06 = 449,894,691.24/x
  3. Step 3: Cross multiply
    736,075,596.84x = 1,015,603,149.06 × 449,894,691.24
  4. Step 4: Simplify right side
    736,075,596.84x = 456,914,465,168,720,384
  5. Step 5: Solve for x
    x = 456,914,465,168,720,384/736,075,596.84
  6. Step 6: Final answer
    x = 620,743,938.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.