Home / 437,467,383.60-656,453,017.80-165,033,668.40

Finding the Fourth Proportional to 437,467,383.60, 656,453,017.80 and 165,033,668.40

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Solution

The fourth proportional to 437,467,383.60, 656,453,017.80 and 165,033,668.40 is: 247,645,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,467,383.60 : 656,453,017.80 = 165,033,668.40 : x
  2. Step 2: Convert to fraction form
    437,467,383.60/656,453,017.80 = 165,033,668.40/x
  3. Step 3: Cross multiply
    437,467,383.60x = 656,453,017.80 × 165,033,668.40
  4. Step 4: Simplify right side
    437,467,383.60x = 108,336,849,659,784,496
  5. Step 5: Solve for x
    x = 108,336,849,659,784,496/437,467,383.60
  6. Step 6: Final answer
    x = 247,645,547.35

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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.