Home / 7,174,462,686.30-10,761,694,029.45-5,431,070,485.80

Finding the Fourth Proportional to 7,174,462,686.30, 10,761,694,029.45 and 5,431,070,485.80

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Solution

The fourth proportional to 7,174,462,686.30, 10,761,694,029.45 and 5,431,070,485.80 is: 8,146,605,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174,462,686.30 : 10,761,694,029.45 = 5,431,070,485.80 : x
  2. Step 2: Convert to fraction form
    7,174,462,686.30/10,761,694,029.45 = 5,431,070,485.80/x
  3. Step 3: Cross multiply
    7,174,462,686.30x = 10,761,694,029.45 × 5,431,070,485.80
  4. Step 4: Simplify right side
    7,174,462,686.30x = 58,447,518,820,555,980,800
  5. Step 5: Solve for x
    x = 58,447,518,820,555,980,800/7,174,462,686.30
  6. Step 6: Final answer
    x = 8,146,605,728.70

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Double scale
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1.5x scale

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.