Home / 38,500,452,509.42-57,709,919,433.99-12,950,277,920.30

Finding the Fourth Proportional to 38,500,452,509.42, 57,709,919,433.99 and 12,950,277,920.30

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Solution

The fourth proportional to 38,500,452,509.42, 57,709,919,433.99 and 12,950,277,920.30 is: 19,411,706,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,500,452,509.42 : 57,709,919,433.99 = 12,950,277,920.30 : x
  2. Step 2: Convert to fraction form
    38,500,452,509.42/57,709,919,433.99 = 12,950,277,920.30/x
  3. Step 3: Cross multiply
    38,500,452,509.42x = 57,709,919,433.99 × 12,950,277,920.30
  4. Step 4: Simplify right side
    38,500,452,509.42x = 747,359,495,428,292,476,928
  5. Step 5: Solve for x
    x = 747,359,495,428,292,476,928/38,500,452,509.42
  6. Step 6: Final answer
    x = 19,411,706,790.86

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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.