Home / 8,520,170,720.71-11,757,610,051.01-4,761,012,178.39

Finding the Fourth Proportional to 8,520,170,720.71, 11,757,610,051.01 and 4,761,012,178.39

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Solution

The fourth proportional to 8,520,170,720.71, 11,757,610,051.01 and 4,761,012,178.39 is: 6,570,070,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,170,720.71 : 11,757,610,051.01 = 4,761,012,178.39 : x
  2. Step 2: Convert to fraction form
    8,520,170,720.71/11,757,610,051.01 = 4,761,012,178.39/x
  3. Step 3: Cross multiply
    8,520,170,720.71x = 11,757,610,051.01 × 4,761,012,178.39
  4. Step 4: Simplify right side
    8,520,170,720.71x = 55,978,124,641,619,288,064
  5. Step 5: Solve for x
    x = 55,978,124,641,619,288,064/8,520,170,720.71
  6. Step 6: Final answer
    x = 6,570,070,774.00

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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.