Home / 382,547,864-527,916,175.20-245,192,600

Finding the Fourth Proportional to 382,547,864, 527,916,175.20 and 245,192,600

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Solution

The fourth proportional to 382,547,864, 527,916,175.20 and 245,192,600 is: 338,365,866.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,547,864 : 527,916,175.20 = 245,192,600 : x
  2. Step 2: Convert to fraction form
    382,547,864/527,916,175.20 = 245,192,600/x
  3. Step 3: Cross multiply
    382,547,864x = 527,916,175.20 × 245,192,600
  4. Step 4: Simplify right side
    382,547,864x = 129,441,139,579,343,520
  5. Step 5: Solve for x
    x = 129,441,139,579,343,520/382,547,864
  6. Step 6: Final answer
    x = 338,365,866.76

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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.