Home / 319,149,487.04-440,446,029.32-176,094,550.92

Finding the Fourth Proportional to 319,149,487.04, 440,446,029.32 and 176,094,550.92

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Solution

The fourth proportional to 319,149,487.04, 440,446,029.32 and 176,094,550.92 is: 243,021,370.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,149,487.04 : 440,446,029.32 = 176,094,550.92 : x
  2. Step 2: Convert to fraction form
    319,149,487.04/440,446,029.32 = 176,094,550.92/x
  3. Step 3: Cross multiply
    319,149,487.04x = 440,446,029.32 × 176,094,550.92
  4. Step 4: Simplify right side
    319,149,487.04x = 77,560,145,737,602,544
  5. Step 5: Solve for x
    x = 77,560,145,737,602,544/319,149,487.04
  6. Step 6: Final answer
    x = 243,021,370.51

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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.