Home / 538,509,926.85-806,108,156.71-351,360,892.74

Finding the Fourth Proportional to 538,509,926.85, 806,108,156.71 and 351,360,892.74

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Solution

The fourth proportional to 538,509,926.85, 806,108,156.71 and 351,360,892.74 is: 525,960,372.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,509,926.85 : 806,108,156.71 = 351,360,892.74 : x
  2. Step 2: Convert to fraction form
    538,509,926.85/806,108,156.71 = 351,360,892.74/x
  3. Step 3: Cross multiply
    538,509,926.85x = 806,108,156.71 × 351,360,892.74
  4. Step 4: Simplify right side
    538,509,926.85x = 283,234,881,586,621,440
  5. Step 5: Solve for x
    x = 283,234,881,586,621,440/538,509,926.85
  6. Step 6: Final answer
    x = 525,960,372.25

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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.