Home / 1,366,638,378.72-2,053,227,910.64-876,312,308.04

Finding the Fourth Proportional to 1,366,638,378.72, 2,053,227,910.64 and 876,312,308.04

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Solution

The fourth proportional to 1,366,638,378.72, 2,053,227,910.64 and 876,312,308.04 is: 1,316,565,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,638,378.72 : 2,053,227,910.64 = 876,312,308.04 : x
  2. Step 2: Convert to fraction form
    1,366,638,378.72/2,053,227,910.64 = 876,312,308.04/x
  3. Step 3: Cross multiply
    1,366,638,378.72x = 2,053,227,910.64 × 876,312,308.04
  4. Step 4: Simplify right side
    1,366,638,378.72x = 1,799,268,889,305,085,184
  5. Step 5: Solve for x
    x = 1,799,268,889,305,085,184/1,366,638,378.72
  6. Step 6: Final answer
    x = 1,316,565,462.61

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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.