Home / 713,729,943.06-1,070,602,300.38-215,744,593.32

Finding the Fourth Proportional to 713,729,943.06, 1,070,602,300.38 and 215,744,593.32

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Solution

The fourth proportional to 713,729,943.06, 1,070,602,300.38 and 215,744,593.32 is: 323,619,122.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,729,943.06 : 1,070,602,300.38 = 215,744,593.32 : x
  2. Step 2: Convert to fraction form
    713,729,943.06/1,070,602,300.38 = 215,744,593.32/x
  3. Step 3: Cross multiply
    713,729,943.06x = 1,070,602,300.38 × 215,744,593.32
  4. Step 4: Simplify right side
    713,729,943.06x = 230,976,657,902,939,584
  5. Step 5: Solve for x
    x = 230,976,657,902,939,584/713,729,943.06
  6. Step 6: Final answer
    x = 323,619,122.54

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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.