Home / 440,341,043.10-660,511,564.65-295,222,220.70

Finding the Fourth Proportional to 440,341,043.10, 660,511,564.65 and 295,222,220.70

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Solution

The fourth proportional to 440,341,043.10, 660,511,564.65 and 295,222,220.70 is: 442,833,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,341,043.10 : 660,511,564.65 = 295,222,220.70 : x
  2. Step 2: Convert to fraction form
    440,341,043.10/660,511,564.65 = 295,222,220.70/x
  3. Step 3: Cross multiply
    440,341,043.10x = 660,511,564.65 × 295,222,220.70
  4. Step 4: Simplify right side
    440,341,043.10x = 194,997,690,914,004,608
  5. Step 5: Solve for x
    x = 194,997,690,914,004,608/440,341,043.10
  6. Step 6: Final answer
    x = 442,833,331.05

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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.