Home / 517,727,186.97-776,699,848.03-167,945,943.15

Finding the Fourth Proportional to 517,727,186.97, 776,699,848.03 and 167,945,943.15

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Solution

The fourth proportional to 517,727,186.97, 776,699,848.03 and 167,945,943.15 is: 251,954,295.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,727,186.97 : 776,699,848.03 = 167,945,943.15 : x
  2. Step 2: Convert to fraction form
    517,727,186.97/776,699,848.03 = 167,945,943.15/x
  3. Step 3: Cross multiply
    517,727,186.97x = 776,699,848.03 × 167,945,943.15
  4. Step 4: Simplify right side
    517,727,186.97x = 130,443,588,523,485,200
  5. Step 5: Solve for x
    x = 130,443,588,523,485,200/517,727,186.97
  6. Step 6: Final answer
    x = 251,954,295.25

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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.