Home / 472,183,178.90-707,901,574.78-235,711,337.33

Finding the Fourth Proportional to 472,183,178.90, 707,901,574.78 and 235,711,337.33

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Solution

The fourth proportional to 472,183,178.90, 707,901,574.78 and 235,711,337.33 is: 353,380,709.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,183,178.90 : 707,901,574.78 = 235,711,337.33 : x
  2. Step 2: Convert to fraction form
    472,183,178.90/707,901,574.78 = 235,711,337.33/x
  3. Step 3: Cross multiply
    472,183,178.90x = 707,901,574.78 × 235,711,337.33
  4. Step 4: Simplify right side
    472,183,178.90x = 166,860,426,889,823,776
  5. Step 5: Solve for x
    x = 166,860,426,889,823,776/472,183,178.90
  6. Step 6: Final answer
    x = 353,380,709.75

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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.