Home / 3,868,541,182.40-5,802,808,228.14-1,212,616,364.72

Finding the Fourth Proportional to 3,868,541,182.40, 5,802,808,228.14 and 1,212,616,364.72

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Solution

The fourth proportional to 3,868,541,182.40, 5,802,808,228.14 and 1,212,616,364.72 is: 1,818,923,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,541,182.40 : 5,802,808,228.14 = 1,212,616,364.72 : x
  2. Step 2: Convert to fraction form
    3,868,541,182.40/5,802,808,228.14 = 1,212,616,364.72/x
  3. Step 3: Cross multiply
    3,868,541,182.40x = 5,802,808,228.14 × 1,212,616,364.72
  4. Step 4: Simplify right side
    3,868,541,182.40x = 7,036,580,218,774,431,744
  5. Step 5: Solve for x
    x = 7,036,580,218,774,431,744/3,868,541,182.40
  6. Step 6: Final answer
    x = 1,818,923,435.74

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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.