Home / 1,351,327,176.87-1,864,850,754.72-779,098,908.44

Finding the Fourth Proportional to 1,351,327,176.87, 1,864,850,754.72 and 779,098,908.44

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Solution

The fourth proportional to 1,351,327,176.87, 1,864,850,754.72 and 779,098,908.44 is: 1,075,167,592.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,327,176.87 : 1,864,850,754.72 = 779,098,908.44 : x
  2. Step 2: Convert to fraction form
    1,351,327,176.87/1,864,850,754.72 = 779,098,908.44/x
  3. Step 3: Cross multiply
    1,351,327,176.87x = 1,864,850,754.72 × 779,098,908.44
  4. Step 4: Simplify right side
    1,351,327,176.87x = 1,452,903,187,413,484,800
  5. Step 5: Solve for x
    x = 1,452,903,187,413,484,800/1,351,327,176.87
  6. Step 6: Final answer
    x = 1,075,167,592.49

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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.