Home / 539,167,978,757.15-744,075,199,403.30-298,579,855,088.15

Finding the Fourth Proportional to 539,167,978,757.15, 744,075,199,403.30 and 298,579,855,088.15

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Solution

The fourth proportional to 539,167,978,757.15, 744,075,199,403.30 and 298,579,855,088.15 is: 412,053,152,200.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,167,978,757.15 : 744,075,199,403.30 = 298,579,855,088.15 : x
  2. Step 2: Convert to fraction form
    539,167,978,757.15/744,075,199,403.30 = 298,579,855,088.15/x
  3. Step 3: Cross multiply
    539,167,978,757.15x = 744,075,199,403.30 × 298,579,855,088.15
  4. Step 4: Simplify right side
    539,167,978,757.15x = 222,165,865,212,523,657,035,776
  5. Step 5: Solve for x
    x = 222,165,865,212,523,657,035,776/539,167,978,757.15
  6. Step 6: Final answer
    x = 412,053,152,200.63

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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.