Home / 295,644,705.60-407,992,335.98-163,494,592.72

Finding the Fourth Proportional to 295,644,705.60, 407,992,335.98 and 163,494,592.72

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Solution

The fourth proportional to 295,644,705.60, 407,992,335.98 and 163,494,592.72 is: 225,623,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,644,705.60 : 407,992,335.98 = 163,494,592.72 : x
  2. Step 2: Convert to fraction form
    295,644,705.60/407,992,335.98 = 163,494,592.72/x
  3. Step 3: Cross multiply
    295,644,705.60x = 407,992,335.98 × 163,494,592.72
  4. Step 4: Simplify right side
    295,644,705.60x = 66,704,540,803,931,504
  5. Step 5: Solve for x
    x = 66,704,540,803,931,504/295,644,705.60
  6. Step 6: Final answer
    x = 225,623,999.15

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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.