Home / 442,870,559.10-664,305,838.65-236,246,298.30

Finding the Fourth Proportional to 442,870,559.10, 664,305,838.65 and 236,246,298.30

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Solution

The fourth proportional to 442,870,559.10, 664,305,838.65 and 236,246,298.30 is: 354,369,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,870,559.10 : 664,305,838.65 = 236,246,298.30 : x
  2. Step 2: Convert to fraction form
    442,870,559.10/664,305,838.65 = 236,246,298.30/x
  3. Step 3: Cross multiply
    442,870,559.10x = 664,305,838.65 × 236,246,298.30
  4. Step 4: Simplify right side
    442,870,559.10x = 156,939,795,320,139,584
  5. Step 5: Solve for x
    x = 156,939,795,320,139,584/442,870,559.10
  6. Step 6: Final answer
    x = 354,369,447.45

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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.