Home / 517,727,227.63-776,699,908.98-167,945,983.78

Finding the Fourth Proportional to 517,727,227.63, 776,699,908.98 and 167,945,983.78

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Solution

The fourth proportional to 517,727,227.63, 776,699,908.98 and 167,945,983.78 is: 251,954,356.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,727,227.63 : 776,699,908.98 = 167,945,983.78 : x
  2. Step 2: Convert to fraction form
    517,727,227.63/776,699,908.98 = 167,945,983.78/x
  3. Step 3: Cross multiply
    517,727,227.63x = 776,699,908.98 × 167,945,983.78
  4. Step 4: Simplify right side
    517,727,227.63x = 130,443,630,315,482,560
  5. Step 5: Solve for x
    x = 130,443,630,315,482,560/517,727,227.63
  6. Step 6: Final answer
    x = 251,954,356.18

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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.