Home / 1,306,497,505.78-1,801,755,484.06-953,514,383.86

Finding the Fourth Proportional to 1,306,497,505.78, 1,801,755,484.06 and 953,514,383.86

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Solution

The fourth proportional to 1,306,497,505.78, 1,801,755,484.06 and 953,514,383.86 is: 1,314,965,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,497,505.78 : 1,801,755,484.06 = 953,514,383.86 : x
  2. Step 2: Convert to fraction form
    1,306,497,505.78/1,801,755,484.06 = 953,514,383.86/x
  3. Step 3: Cross multiply
    1,306,497,505.78x = 1,801,755,484.06 × 953,514,383.86
  4. Step 4: Simplify right side
    1,306,497,505.78x = 1,717,999,770,249,847,040
  5. Step 5: Solve for x
    x = 1,717,999,770,249,847,040/1,306,497,505.78
  6. Step 6: Final answer
    x = 1,314,965,977.85

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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.