Home / 28,323,033,648.93-42,463,606,049.01-17,128,419,068.57

Finding the Fourth Proportional to 28,323,033,648.93, 42,463,606,049.01 and 17,128,419,068.57

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Solution

The fourth proportional to 28,323,033,648.93, 42,463,606,049.01 and 17,128,419,068.57 is: 25,679,962,414.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323,033,648.93 : 42,463,606,049.01 = 17,128,419,068.57 : x
  2. Step 2: Convert to fraction form
    28,323,033,648.93/42,463,606,049.01 = 17,128,419,068.57/x
  3. Step 3: Cross multiply
    28,323,033,648.93x = 42,463,606,049.01 × 17,128,419,068.57
  4. Step 4: Simplify right side
    28,323,033,648.93x = 727,334,439,569,895,063,552
  5. Step 5: Solve for x
    x = 727,334,439,569,895,063,552/28,323,033,648.93
  6. Step 6: Final answer
    x = 25,679,962,414.53

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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.