Home / 309,059,444.40-463,589,166.60-79,046,530.80

Finding the Fourth Proportional to 309,059,444.40, 463,589,166.60 and 79,046,530.80

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Solution

The fourth proportional to 309,059,444.40, 463,589,166.60 and 79,046,530.80 is: 118,569,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,059,444.40 : 463,589,166.60 = 79,046,530.80 : x
  2. Step 2: Convert to fraction form
    309,059,444.40/463,589,166.60 = 79,046,530.80/x
  3. Step 3: Cross multiply
    309,059,444.40x = 463,589,166.60 × 79,046,530.80
  4. Step 4: Simplify right side
    309,059,444.40x = 36,645,115,336,193,232
  5. Step 5: Solve for x
    x = 36,645,115,336,193,232/309,059,444.40
  6. Step 6: Final answer
    x = 118,569,796.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.