Home / 1,147,588,985.26-1,721,377,752.66-448,152,186.94

Finding the Fourth Proportional to 1,147,588,985.26, 1,721,377,752.66 and 448,152,186.94

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Solution

The fourth proportional to 1,147,588,985.26, 1,721,377,752.66 and 448,152,186.94 is: 672,226,044.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,588,985.26 : 1,721,377,752.66 = 448,152,186.94 : x
  2. Step 2: Convert to fraction form
    1,147,588,985.26/1,721,377,752.66 = 448,152,186.94/x
  3. Step 3: Cross multiply
    1,147,588,985.26x = 1,721,377,752.66 × 448,152,186.94
  4. Step 4: Simplify right side
    1,147,588,985.26x = 771,439,204,404,441,472
  5. Step 5: Solve for x
    x = 771,439,204,404,441,472/1,147,588,985.26
  6. Step 6: Final answer
    x = 672,226,044.61

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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.