Home / 188,607,478.89-282,911,283.78-84,855,513.63

Finding the Fourth Proportional to 188,607,478.89, 282,911,283.78 and 84,855,513.63

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Solution

The fourth proportional to 188,607,478.89, 282,911,283.78 and 84,855,513.63 is: 127,283,299.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,607,478.89 : 282,911,283.78 = 84,855,513.63 : x
  2. Step 2: Convert to fraction form
    188,607,478.89/282,911,283.78 = 84,855,513.63/x
  3. Step 3: Cross multiply
    188,607,478.89x = 282,911,283.78 × 84,855,513.63
  4. Step 4: Simplify right side
    188,607,478.89x = 24,006,582,296,874,584
  5. Step 5: Solve for x
    x = 24,006,582,296,874,584/188,607,478.89
  6. Step 6: Final answer
    x = 127,283,299.89

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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.