Home / 484,561,396.80-726,842,095.20-291,069,633.60

Finding the Fourth Proportional to 484,561,396.80, 726,842,095.20 and 291,069,633.60

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Solution

The fourth proportional to 484,561,396.80, 726,842,095.20 and 291,069,633.60 is: 436,604,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,561,396.80 : 726,842,095.20 = 291,069,633.60 : x
  2. Step 2: Convert to fraction form
    484,561,396.80/726,842,095.20 = 291,069,633.60/x
  3. Step 3: Cross multiply
    484,561,396.80x = 726,842,095.20 × 291,069,633.60
  4. Step 4: Simplify right side
    484,561,396.80x = 211,561,662,334,920,352
  5. Step 5: Solve for x
    x = 211,561,662,334,920,352/484,561,396.80
  6. Step 6: Final answer
    x = 436,604,450.40

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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.