Home / 5,120,319,787,279.20-7,680,931,195,802.10-1,444,629,313,208.30

Finding the Fourth Proportional to 5,120,319,787,279.20, 7,680,931,195,802.10 and 1,444,629,313,208.30

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Solution

The fourth proportional to 5,120,319,787,279.20, 7,680,931,195,802.10 and 1,444,629,313,208.30 is: 2,167,071,358,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,319,787,279.20 : 7,680,931,195,802.10 = 1,444,629,313,208.30 : x
  2. Step 2: Convert to fraction form
    5,120,319,787,279.20/7,680,931,195,802.10 = 1,444,629,313,208.30/x
  3. Step 3: Cross multiply
    5,120,319,787,279.20x = 7,680,931,195,802.10 × 1,444,629,313,208.30
  4. Step 4: Simplify right side
    5,120,319,787,279.20x = 11,096,098,358,191,794,300,125,184
  5. Step 5: Solve for x
    x = 11,096,098,358,191,794,300,125,184/5,120,319,787,279.20
  6. Step 6: Final answer
    x = 2,167,071,358,659.80

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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.