Home / 539,167,978,664.34-744,075,199,275.28-298,579,854,995.34

Finding the Fourth Proportional to 539,167,978,664.34, 744,075,199,275.28 and 298,579,854,995.34

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Solution

The fourth proportional to 539,167,978,664.34, 744,075,199,275.28 and 298,579,854,995.34 is: 412,053,152,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,167,978,664.34 : 744,075,199,275.28 = 298,579,854,995.34 : x
  2. Step 2: Convert to fraction form
    539,167,978,664.34/744,075,199,275.28 = 298,579,854,995.34/x
  3. Step 3: Cross multiply
    539,167,978,664.34x = 744,075,199,275.28 × 298,579,854,995.34
  4. Step 4: Simplify right side
    539,167,978,664.34x = 222,165,865,105,241,849,987,072
  5. Step 5: Solve for x
    x = 222,165,865,105,241,849,987,072/539,167,978,664.34
  6. Step 6: Final answer
    x = 412,053,152,072.58

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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.