Home / 1,868,275,715.40-2,802,413,573.10-1,180,305,001.80

Finding the Fourth Proportional to 1,868,275,715.40, 2,802,413,573.10 and 1,180,305,001.80

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Solution

The fourth proportional to 1,868,275,715.40, 2,802,413,573.10 and 1,180,305,001.80 is: 1,770,457,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,275,715.40 : 2,802,413,573.10 = 1,180,305,001.80 : x
  2. Step 2: Convert to fraction form
    1,868,275,715.40/2,802,413,573.10 = 1,180,305,001.80/x
  3. Step 3: Cross multiply
    1,868,275,715.40x = 2,802,413,573.10 × 1,180,305,001.80
  4. Step 4: Simplify right side
    1,868,275,715.40x = 3,307,702,757,442,139,648
  5. Step 5: Solve for x
    x = 3,307,702,757,442,139,648/1,868,275,715.40
  6. Step 6: Final answer
    x = 1,770,457,502.70

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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.