Home / 285,655,096.67-388,930,319.01-284,748,104.03

Finding the Fourth Proportional to 285,655,096.67, 388,930,319.01 and 284,748,104.03

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Solution

The fourth proportional to 285,655,096.67, 388,930,319.01 and 284,748,104.03 is: 387,695,413.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,655,096.67 : 388,930,319.01 = 284,748,104.03 : x
  2. Step 2: Convert to fraction form
    285,655,096.67/388,930,319.01 = 284,748,104.03/x
  3. Step 3: Cross multiply
    285,655,096.67x = 388,930,319.01 × 284,748,104.03
  4. Step 4: Simplify right side
    285,655,096.67x = 110,747,170,935,935,904
  5. Step 5: Solve for x
    x = 110,747,170,935,935,904/285,655,096.67
  6. Step 6: Final answer
    x = 387,695,413.91

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.