Home / 295,645,809.26-407,993,857.80-163,495,700.30

Finding the Fourth Proportional to 295,645,809.26, 407,993,857.80 and 163,495,700.30

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Solution

The fourth proportional to 295,645,809.26, 407,993,857.80 and 163,495,700.30 is: 225,625,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,645,809.26 : 407,993,857.80 = 163,495,700.30 : x
  2. Step 2: Convert to fraction form
    295,645,809.26/407,993,857.80 = 163,495,700.30/x
  3. Step 3: Cross multiply
    295,645,809.26x = 407,993,857.80 × 163,495,700.30
  4. Step 4: Simplify right side
    295,645,809.26x = 66,705,241,499,109,624
  5. Step 5: Solve for x
    x = 66,705,241,499,109,624/295,645,809.26
  6. Step 6: Final answer
    x = 225,625,526.93

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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.