Home / 374,985,881.70-517,473,593.11-207,718,472.82

Finding the Fourth Proportional to 374,985,881.70, 517,473,593.11 and 207,718,472.82

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Solution

The fourth proportional to 374,985,881.70, 517,473,593.11 and 207,718,472.82 is: 286,647,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,985,881.70 : 517,473,593.11 = 207,718,472.82 : x
  2. Step 2: Convert to fraction form
    374,985,881.70/517,473,593.11 = 207,718,472.82/x
  3. Step 3: Cross multiply
    374,985,881.70x = 517,473,593.11 × 207,718,472.82
  4. Step 4: Simplify right side
    374,985,881.70x = 107,488,824,485,487,280
  5. Step 5: Solve for x
    x = 107,488,824,485,487,280/374,985,881.70
  6. Step 6: Final answer
    x = 286,647,657.23

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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.