Home / 331,736,158.80-497,604,238.20-211,102,405.20

Finding the Fourth Proportional to 331,736,158.80, 497,604,238.20 and 211,102,405.20

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Solution

The fourth proportional to 331,736,158.80, 497,604,238.20 and 211,102,405.20 is: 316,653,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,736,158.80 : 497,604,238.20 = 211,102,405.20 : x
  2. Step 2: Convert to fraction form
    331,736,158.80/497,604,238.20 = 211,102,405.20/x
  3. Step 3: Cross multiply
    331,736,158.80x = 497,604,238.20 × 211,102,405.20
  4. Step 4: Simplify right side
    331,736,158.80x = 105,045,451,521,733,712
  5. Step 5: Solve for x
    x = 105,045,451,521,733,712/331,736,158.80
  6. Step 6: Final answer
    x = 316,653,607.80

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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.