Home / 300,111,488.74-414,144,959.44-166,155,375.16

Finding the Fourth Proportional to 300,111,488.74, 414,144,959.44 and 166,155,375.16

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Solution

The fourth proportional to 300,111,488.74, 414,144,959.44 and 166,155,375.16 is: 229,289,493.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,111,488.74 : 414,144,959.44 = 166,155,375.16 : x
  2. Step 2: Convert to fraction form
    300,111,488.74/414,144,959.44 = 166,155,375.16/x
  3. Step 3: Cross multiply
    300,111,488.74x = 414,144,959.44 × 166,155,375.16
  4. Step 4: Simplify right side
    300,111,488.74x = 68,812,411,106,376,184
  5. Step 5: Solve for x
    x = 68,812,411,106,376,184/300,111,488.74
  6. Step 6: Final answer
    x = 229,289,493.03

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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.