Home / 243,566,458.66-335,796,552.78-193,496,810.86

Finding the Fourth Proportional to 243,566,458.66, 335,796,552.78 and 193,496,810.86

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Solution

The fourth proportional to 243,566,458.66, 335,796,552.78 and 193,496,810.86 is: 266,767,281.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,566,458.66 : 335,796,552.78 = 193,496,810.86 : x
  2. Step 2: Convert to fraction form
    243,566,458.66/335,796,552.78 = 193,496,810.86/x
  3. Step 3: Cross multiply
    243,566,458.66x = 335,796,552.78 × 193,496,810.86
  4. Step 4: Simplify right side
    243,566,458.66x = 64,975,562,060,711,664
  5. Step 5: Solve for x
    x = 64,975,562,060,711,664/243,566,458.66
  6. Step 6: Final answer
    x = 266,767,281.58

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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.