Home / 178,610,792.88-267,525,579.76-126,637,855.68

Finding the Fourth Proportional to 178,610,792.88, 267,525,579.76 and 126,637,855.68

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Solution

The fourth proportional to 178,610,792.88, 267,525,579.76 and 126,637,855.68 is: 189,679,835.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,610,792.88 : 267,525,579.76 = 126,637,855.68 : x
  2. Step 2: Convert to fraction form
    178,610,792.88/267,525,579.76 = 126,637,855.68/x
  3. Step 3: Cross multiply
    178,610,792.88x = 267,525,579.76 × 126,637,855.68
  4. Step 4: Simplify right side
    178,610,792.88x = 33,878,865,760,355,208
  5. Step 5: Solve for x
    x = 33,878,865,760,355,208/178,610,792.88
  6. Step 6: Final answer
    x = 189,679,835.21

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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.