Home / 538,509,921.35-806,108,148.46-351,360,887.24

Finding the Fourth Proportional to 538,509,921.35, 806,108,148.46 and 351,360,887.24

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Solution

The fourth proportional to 538,509,921.35, 806,108,148.46 and 351,360,887.24 is: 525,960,364.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,509,921.35 : 806,108,148.46 = 351,360,887.24 : x
  2. Step 2: Convert to fraction form
    538,509,921.35/806,108,148.46 = 351,360,887.24/x
  3. Step 3: Cross multiply
    538,509,921.35x = 806,108,148.46 × 351,360,887.24
  4. Step 4: Simplify right side
    538,509,921.35x = 283,234,874,253,730,784
  5. Step 5: Solve for x
    x = 283,234,874,253,730,784/538,509,921.35
  6. Step 6: Final answer
    x = 525,960,364.00

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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.