Home / 603,976,779.20-833,474,891.44-349,668,860.16

Finding the Fourth Proportional to 603,976,779.20, 833,474,891.44 and 349,668,860.16

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Solution

The fourth proportional to 603,976,779.20, 833,474,891.44 and 349,668,860.16 is: 482,535,463.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,976,779.20 : 833,474,891.44 = 349,668,860.16 : x
  2. Step 2: Convert to fraction form
    603,976,779.20/833,474,891.44 = 349,668,860.16/x
  3. Step 3: Cross multiply
    603,976,779.20x = 833,474,891.44 × 349,668,860.16
  4. Step 4: Simplify right side
    603,976,779.20x = 291,440,215,257,637,184
  5. Step 5: Solve for x
    x = 291,440,215,257,637,184/603,976,779.20
  6. Step 6: Final answer
    x = 482,535,463.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.