Home / 539,167,978,665.70-744,075,199,277.10-298,579,854,996.65

Finding the Fourth Proportional to 539,167,978,665.70, 744,075,199,277.10 and 298,579,854,996.65

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Solution

The fourth proportional to 539,167,978,665.70, 744,075,199,277.10 and 298,579,854,996.65 is: 412,053,152,074.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,167,978,665.70 : 744,075,199,277.10 = 298,579,854,996.65 : x
  2. Step 2: Convert to fraction form
    539,167,978,665.70/744,075,199,277.10 = 298,579,854,996.65/x
  3. Step 3: Cross multiply
    539,167,978,665.70x = 744,075,199,277.10 × 298,579,854,996.65
  4. Step 4: Simplify right side
    539,167,978,665.70x = 222,165,865,106,759,986,708,480
  5. Step 5: Solve for x
    x = 222,165,865,106,759,986,708,480/539,167,978,665.70
  6. Step 6: Final answer
    x = 412,053,152,074.35

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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.