Home / 316,462,431.92-475,421,166.60-223,303,809.20

Finding the Fourth Proportional to 316,462,431.92, 475,421,166.60 and 223,303,809.20

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Solution

The fourth proportional to 316,462,431.92, 475,421,166.60 and 223,303,809.20 is: 335,469,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,462,431.92 : 475,421,166.60 = 223,303,809.20 : x
  2. Step 2: Convert to fraction form
    316,462,431.92/475,421,166.60 = 223,303,809.20/x
  3. Step 3: Cross multiply
    316,462,431.92x = 475,421,166.60 × 223,303,809.20
  4. Step 4: Simplify right side
    316,462,431.92x = 106,163,357,476,087,808
  5. Step 5: Solve for x
    x = 106,163,357,476,087,808/316,462,431.92
  6. Step 6: Final answer
    x = 335,469,069.21

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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.