Home / 2,125,046,868-3,181,032,561.60-1,386,526,555.68

Finding the Fourth Proportional to 2,125,046,868, 3,181,032,561.60 and 1,386,526,555.68

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Solution

The fourth proportional to 2,125,046,868, 3,181,032,561.60 and 1,386,526,555.68 is: 2,075,524,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,046,868 : 3,181,032,561.60 = 1,386,526,555.68 : x
  2. Step 2: Convert to fraction form
    2,125,046,868/3,181,032,561.60 = 1,386,526,555.68/x
  3. Step 3: Cross multiply
    2,125,046,868x = 3,181,032,561.60 × 1,386,526,555.68
  4. Step 4: Simplify right side
    2,125,046,868x = 4,410,586,121,141,175,296
  5. Step 5: Solve for x
    x = 4,410,586,121,141,175,296/2,125,046,868
  6. Step 6: Final answer
    x = 2,075,524,162.58

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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.