Home / 287,029,353.72-395,976,254.19-175,525,069.08

Finding the Fourth Proportional to 287,029,353.72, 395,976,254.19 and 175,525,069.08

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Solution

The fourth proportional to 287,029,353.72, 395,976,254.19 and 175,525,069.08 is: 242,148,611.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,029,353.72 : 395,976,254.19 = 175,525,069.08 : x
  2. Step 2: Convert to fraction form
    287,029,353.72/395,976,254.19 = 175,525,069.08/x
  3. Step 3: Cross multiply
    287,029,353.72x = 395,976,254.19 × 175,525,069.08
  4. Step 4: Simplify right side
    287,029,353.72x = 69,503,759,370,739,392
  5. Step 5: Solve for x
    x = 69,503,759,370,739,392/287,029,353.72
  6. Step 6: Final answer
    x = 242,148,611.18

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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.