Home / 69,617,040,045.86-104,425,429,729.40-21,813,709,026.38

Finding the Fourth Proportional to 69,617,040,045.86, 104,425,429,729.40 and 21,813,709,026.38

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Solution

The fourth proportional to 69,617,040,045.86, 104,425,429,729.40 and 21,813,709,026.38 is: 32,720,522,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,617,040,045.86 : 104,425,429,729.40 = 21,813,709,026.38 : x
  2. Step 2: Convert to fraction form
    69,617,040,045.86/104,425,429,729.40 = 21,813,709,026.38/x
  3. Step 3: Cross multiply
    69,617,040,045.86x = 104,425,429,729.40 × 21,813,709,026.38
  4. Step 4: Simplify right side
    69,617,040,045.86x = 2,277,905,939,071,823,249,408
  5. Step 5: Solve for x
    x = 2,277,905,939,071,823,249,408/69,617,040,045.86
  6. Step 6: Final answer
    x = 32,720,522,699.20

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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.