Home / 3,423,942,302.40-5,134,294,439.91-1,326,401,141.31

Finding the Fourth Proportional to 3,423,942,302.40, 5,134,294,439.91 and 1,326,401,141.31

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Solution

The fourth proportional to 3,423,942,302.40, 5,134,294,439.91 and 1,326,401,141.31 is: 1,988,974,522.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423,942,302.40 : 5,134,294,439.91 = 1,326,401,141.31 : x
  2. Step 2: Convert to fraction form
    3,423,942,302.40/5,134,294,439.91 = 1,326,401,141.31/x
  3. Step 3: Cross multiply
    3,423,942,302.40x = 5,134,294,439.91 × 1,326,401,141.31
  4. Step 4: Simplify right side
    3,423,942,302.40x = 6,810,134,004,918,210,560
  5. Step 5: Solve for x
    x = 6,810,134,004,918,210,560/3,423,942,302.40
  6. Step 6: Final answer
    x = 1,988,974,522.19

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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.