Home / 548,335,227.72-756,572,824.86-310,185,887.16

Finding the Fourth Proportional to 548,335,227.72, 756,572,824.86 and 310,185,887.16

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Solution

The fourth proportional to 548,335,227.72, 756,572,824.86 and 310,185,887.16 is: 427,983,104.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,335,227.72 : 756,572,824.86 = 310,185,887.16 : x
  2. Step 2: Convert to fraction form
    548,335,227.72/756,572,824.86 = 310,185,887.16/x
  3. Step 3: Cross multiply
    548,335,227.72x = 756,572,824.86 × 310,185,887.16
  4. Step 4: Simplify right side
    548,335,227.72x = 234,678,212,880,346,432
  5. Step 5: Solve for x
    x = 234,678,212,880,346,432/548,335,227.72
  6. Step 6: Final answer
    x = 427,983,104.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.