Home / 62,128,220,153.10-93,191,768,147.28-19,633,124,391.66

Finding the Fourth Proportional to 62,128,220,153.10, 93,191,768,147.28 and 19,633,124,391.66

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Solution

The fourth proportional to 62,128,220,153.10, 93,191,768,147.28 and 19,633,124,391.66 is: 29,449,508,963.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,128,220,153.10 : 93,191,768,147.28 = 19,633,124,391.66 : x
  2. Step 2: Convert to fraction form
    62,128,220,153.10/93,191,768,147.28 = 19,633,124,391.66/x
  3. Step 3: Cross multiply
    62,128,220,153.10x = 93,191,768,147.28 × 19,633,124,391.66
  4. Step 4: Simplify right side
    62,128,220,153.10x = 1,829,645,576,314,286,505,984
  5. Step 5: Solve for x
    x = 1,829,645,576,314,286,505,984/62,128,220,153.10
  6. Step 6: Final answer
    x = 29,449,508,963.97

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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.