Home / 532,505,042.15-734,842,860.35-297,557,633.25

Finding the Fourth Proportional to 532,505,042.15, 734,842,860.35 and 297,557,633.25

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Solution

The fourth proportional to 532,505,042.15, 734,842,860.35 and 297,557,633.25 is: 410,621,656.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,505,042.15 : 734,842,860.35 = 297,557,633.25 : x
  2. Step 2: Convert to fraction form
    532,505,042.15/734,842,860.35 = 297,557,633.25/x
  3. Step 3: Cross multiply
    532,505,042.15x = 734,842,860.35 × 297,557,633.25
  4. Step 4: Simplify right side
    532,505,042.15x = 218,658,102,334,918,496
  5. Step 5: Solve for x
    x = 218,658,102,334,918,496/532,505,042.15
  6. Step 6: Final answer
    x = 410,621,656.19

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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.