Home / 478,464,352.80-717,696,529.20-294,798,343.20

Finding the Fourth Proportional to 478,464,352.80, 717,696,529.20 and 294,798,343.20

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Solution

The fourth proportional to 478,464,352.80, 717,696,529.20 and 294,798,343.20 is: 442,197,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,464,352.80 : 717,696,529.20 = 294,798,343.20 : x
  2. Step 2: Convert to fraction form
    478,464,352.80/717,696,529.20 = 294,798,343.20/x
  3. Step 3: Cross multiply
    478,464,352.80x = 717,696,529.20 × 294,798,343.20
  4. Step 4: Simplify right side
    478,464,352.80x = 211,575,747,728,550,432
  5. Step 5: Solve for x
    x = 211,575,747,728,550,432/478,464,352.80
  6. Step 6: Final answer
    x = 442,197,514.80

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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.