Home / 8,520,170,720.76-11,757,610,051.02-4,761,012,178.44

Finding the Fourth Proportional to 8,520,170,720.76, 11,757,610,051.02 and 4,761,012,178.44

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Solution

The fourth proportional to 8,520,170,720.76, 11,757,610,051.02 and 4,761,012,178.44 is: 6,570,070,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,170,720.76 : 11,757,610,051.02 = 4,761,012,178.44 : x
  2. Step 2: Convert to fraction form
    8,520,170,720.76/11,757,610,051.02 = 4,761,012,178.44/x
  3. Step 3: Cross multiply
    8,520,170,720.76x = 11,757,610,051.02 × 4,761,012,178.44
  4. Step 4: Simplify right side
    8,520,170,720.76x = 55,978,124,642,254,766,080
  5. Step 5: Solve for x
    x = 55,978,124,642,254,766,080/8,520,170,720.76
  6. Step 6: Final answer
    x = 6,570,070,774.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.