Home / 1,001,676,539.70-1,502,514,856.26-686,231,513.42

Finding the Fourth Proportional to 1,001,676,539.70, 1,502,514,856.26 and 686,231,513.42

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Solution

The fourth proportional to 1,001,676,539.70, 1,502,514,856.26 and 686,231,513.42 is: 1,029,347,302.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,676,539.70 : 1,502,514,856.26 = 686,231,513.42 : x
  2. Step 2: Convert to fraction form
    1,001,676,539.70/1,502,514,856.26 = 686,231,513.42/x
  3. Step 3: Cross multiply
    1,001,676,539.70x = 1,502,514,856.26 × 686,231,513.42
  4. Step 4: Simplify right side
    1,001,676,539.70x = 1,031,073,043,739,820,928
  5. Step 5: Solve for x
    x = 1,031,073,043,739,820,928/1,001,676,539.70
  6. Step 6: Final answer
    x = 1,029,347,302.12

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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.