Home / 304,508,155.06-420,210,001.71-165,275,927.47

Finding the Fourth Proportional to 304,508,155.06, 420,210,001.71 and 165,275,927.47

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Solution

The fourth proportional to 304,508,155.06, 420,210,001.71 and 165,275,927.47 is: 228,074,672.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,508,155.06 : 420,210,001.71 = 165,275,927.47 : x
  2. Step 2: Convert to fraction form
    304,508,155.06/420,210,001.71 = 165,275,927.47/x
  3. Step 3: Cross multiply
    304,508,155.06x = 420,210,001.71 × 165,275,927.47
  4. Step 4: Simplify right side
    304,508,155.06x = 69,450,597,763,964,152
  5. Step 5: Solve for x
    x = 69,450,597,763,964,152/304,508,155.06
  6. Step 6: Final answer
    x = 228,074,672.58

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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.