Home / 385,223,377.82-531,601,557.36-234,461,537.78

Finding the Fourth Proportional to 385,223,377.82, 531,601,557.36 and 234,461,537.78

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Solution

The fourth proportional to 385,223,377.82, 531,601,557.36 and 234,461,537.78 is: 323,552,841.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,223,377.82 : 531,601,557.36 = 234,461,537.78 : x
  2. Step 2: Convert to fraction form
    385,223,377.82/531,601,557.36 = 234,461,537.78/x
  3. Step 3: Cross multiply
    385,223,377.82x = 531,601,557.36 × 234,461,537.78
  4. Step 4: Simplify right side
    385,223,377.82x = 124,640,118,624,868,480
  5. Step 5: Solve for x
    x = 124,640,118,624,868,480/385,223,377.82
  6. Step 6: Final answer
    x = 323,552,841.81

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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.