Home / 1,376,152,825.12-1,899,029,637.44-803,988,910.69

Finding the Fourth Proportional to 1,376,152,825.12, 1,899,029,637.44 and 803,988,910.69

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Solution

The fourth proportional to 1,376,152,825.12, 1,899,029,637.44 and 803,988,910.69 is: 1,109,468,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,152,825.12 : 1,899,029,637.44 = 803,988,910.69 : x
  2. Step 2: Convert to fraction form
    1,376,152,825.12/1,899,029,637.44 = 803,988,910.69/x
  3. Step 3: Cross multiply
    1,376,152,825.12x = 1,899,029,637.44 × 803,988,910.69
  4. Step 4: Simplify right side
    1,376,152,825.12x = 1,526,798,769,567,698,944
  5. Step 5: Solve for x
    x = 1,526,798,769,567,698,944/1,376,152,825.12
  6. Step 6: Final answer
    x = 1,109,468,906.14

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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.