Home / 539,167,978,786.50-744,075,199,443.66-298,579,855,117.50

Finding the Fourth Proportional to 539,167,978,786.50, 744,075,199,443.66 and 298,579,855,117.50

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Solution

The fourth proportional to 539,167,978,786.50, 744,075,199,443.66 and 298,579,855,117.50 is: 412,053,152,241.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,167,978,786.50 : 744,075,199,443.66 = 298,579,855,117.50 : x
  2. Step 2: Convert to fraction form
    539,167,978,786.50/744,075,199,443.66 = 298,579,855,117.50/x
  3. Step 3: Cross multiply
    539,167,978,786.50x = 744,075,199,443.66 × 298,579,855,117.50
  4. Step 4: Simplify right side
    539,167,978,786.50x = 222,165,865,246,412,928,712,704
  5. Step 5: Solve for x
    x = 222,165,865,246,412,928,712,704/539,167,978,786.50
  6. Step 6: Final answer
    x = 412,053,152,241.05

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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.