Home / 471,763,873.04-707,645,809.31-144,239,386.56

Finding the Fourth Proportional to 471,763,873.04, 707,645,809.31 and 144,239,386.56

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Solution

The fourth proportional to 471,763,873.04, 707,645,809.31 and 144,239,386.56 is: 216,359,079.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,763,873.04 : 707,645,809.31 = 144,239,386.56 : x
  2. Step 2: Convert to fraction form
    471,763,873.04/707,645,809.31 = 144,239,386.56/x
  3. Step 3: Cross multiply
    471,763,873.04x = 707,645,809.31 × 144,239,386.56
  4. Step 4: Simplify right side
    471,763,873.04x = 102,070,397,435,907,936
  5. Step 5: Solve for x
    x = 102,070,397,435,907,936/471,763,873.04
  6. Step 6: Final answer
    x = 216,359,079.76

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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.