Home / 885,864,200.14-1,222,527,559.16-509,520,184.12

Finding the Fourth Proportional to 885,864,200.14, 1,222,527,559.16 and 509,520,184.12

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Solution

The fourth proportional to 885,864,200.14, 1,222,527,559.16 and 509,520,184.12 is: 703,157,963.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,864,200.14 : 1,222,527,559.16 = 509,520,184.12 : x
  2. Step 2: Convert to fraction form
    885,864,200.14/1,222,527,559.16 = 509,520,184.12/x
  3. Step 3: Cross multiply
    885,864,200.14x = 1,222,527,559.16 × 509,520,184.12
  4. Step 4: Simplify right side
    885,864,200.14x = 622,902,467,034,977,408
  5. Step 5: Solve for x
    x = 622,902,467,034,977,408/885,864,200.14
  6. Step 6: Final answer
    x = 703,157,963.64

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Double scale
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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.