Home / 680,117,215.14-1,019,112,940.62-473,259,784.62

Finding the Fourth Proportional to 680,117,215.14, 1,019,112,940.62 and 473,259,784.62

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Solution

The fourth proportional to 680,117,215.14, 1,019,112,940.62 and 473,259,784.62 is: 709,150,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,117,215.14 : 1,019,112,940.62 = 473,259,784.62 : x
  2. Step 2: Convert to fraction form
    680,117,215.14/1,019,112,940.62 = 473,259,784.62/x
  3. Step 3: Cross multiply
    680,117,215.14x = 1,019,112,940.62 × 473,259,784.62
  4. Step 4: Simplify right side
    680,117,215.14x = 482,305,170,781,276,032
  5. Step 5: Solve for x
    x = 482,305,170,781,276,032/680,117,215.14
  6. Step 6: Final answer
    x = 709,150,070.08

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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.