Home / 243,566,461.66-335,796,556.92-193,496,813.86

Finding the Fourth Proportional to 243,566,461.66, 335,796,556.92 and 193,496,813.86

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Solution

The fourth proportional to 243,566,461.66, 335,796,556.92 and 193,496,813.86 is: 266,767,285.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,566,461.66 : 335,796,556.92 = 193,496,813.86 : x
  2. Step 2: Convert to fraction form
    243,566,461.66/335,796,556.92 = 193,496,813.86/x
  3. Step 3: Cross multiply
    243,566,461.66x = 335,796,556.92 × 193,496,813.86
  4. Step 4: Simplify right side
    243,566,461.66x = 64,975,563,869,178,144
  5. Step 5: Solve for x
    x = 64,975,563,869,178,144/243,566,461.66
  6. Step 6: Final answer
    x = 266,767,285.72

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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.