Home / 3,868,243,124.23-5,338,143,422.15-2,174,705,318.02

Finding the Fourth Proportional to 3,868,243,124.23, 5,338,143,422.15 and 2,174,705,318.02

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Solution

The fourth proportional to 3,868,243,124.23, 5,338,143,422.15 and 2,174,705,318.02 is: 3,001,075,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,243,124.23 : 5,338,143,422.15 = 2,174,705,318.02 : x
  2. Step 2: Convert to fraction form
    3,868,243,124.23/5,338,143,422.15 = 2,174,705,318.02/x
  3. Step 3: Cross multiply
    3,868,243,124.23x = 5,338,143,422.15 × 2,174,705,318.02
  4. Step 4: Simplify right side
    3,868,243,124.23x = 11,608,888,888,503,085,056
  5. Step 5: Solve for x
    x = 11,608,888,888,503,085,056/3,868,243,124.23
  6. Step 6: Final answer
    x = 3,001,075,298.44

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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.