Home / 307,127,127.58-459,959,416.74-196,118,951.66

Finding the Fourth Proportional to 307,127,127.58, 459,959,416.74 and 196,118,951.66

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Solution

The fourth proportional to 307,127,127.58, 459,959,416.74 and 196,118,951.66 is: 293,711,465.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,127,127.58 : 459,959,416.74 = 196,118,951.66 : x
  2. Step 2: Convert to fraction form
    307,127,127.58/459,959,416.74 = 196,118,951.66/x
  3. Step 3: Cross multiply
    307,127,127.58x = 459,959,416.74 × 196,118,951.66
  4. Step 4: Simplify right side
    307,127,127.58x = 90,206,758,617,193,856
  5. Step 5: Solve for x
    x = 90,206,758,617,193,856/307,127,127.58
  6. Step 6: Final answer
    x = 293,711,465.11

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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.