Home / 5,310,641,159.20-7,965,961,738.80-2,861,761,031.20

Finding the Fourth Proportional to 5,310,641,159.20, 7,965,961,738.80 and 2,861,761,031.20

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Solution

The fourth proportional to 5,310,641,159.20, 7,965,961,738.80 and 2,861,761,031.20 is: 4,292,641,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310,641,159.20 : 7,965,961,738.80 = 2,861,761,031.20 : x
  2. Step 2: Convert to fraction form
    5,310,641,159.20/7,965,961,738.80 = 2,861,761,031.20/x
  3. Step 3: Cross multiply
    5,310,641,159.20x = 7,965,961,738.80 × 2,861,761,031.20
  4. Step 4: Simplify right side
    5,310,641,159.20x = 22,796,678,880,128,032,768
  5. Step 5: Solve for x
    x = 22,796,678,880,128,032,768/5,310,641,159.20
  6. Step 6: Final answer
    x = 4,292,641,546.80

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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.