Home / 802,901,445.23-1,204,325,666.84-330,184,128.98

Finding the Fourth Proportional to 802,901,445.23, 1,204,325,666.84 and 330,184,128.98

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Solution

The fourth proportional to 802,901,445.23, 1,204,325,666.84 and 330,184,128.98 is: 495,265,295.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,901,445.23 : 1,204,325,666.84 = 330,184,128.98 : x
  2. Step 2: Convert to fraction form
    802,901,445.23/1,204,325,666.84 = 330,184,128.98/x
  3. Step 3: Cross multiply
    802,901,445.23x = 1,204,325,666.84 × 330,184,128.98
  4. Step 4: Simplify right side
    802,901,445.23x = 397,649,221,306,150,592
  5. Step 5: Solve for x
    x = 397,649,221,306,150,592/802,901,445.23
  6. Step 6: Final answer
    x = 495,265,295.23

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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.