Home / 206,607,206.60-285,130,834.98-113,787,690.92

Finding the Fourth Proportional to 206,607,206.60, 285,130,834.98 and 113,787,690.92

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Solution

The fourth proportional to 206,607,206.60, 285,130,834.98 and 113,787,690.92 is: 157,034,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,607,206.60 : 285,130,834.98 = 113,787,690.92 : x
  2. Step 2: Convert to fraction form
    206,607,206.60/285,130,834.98 = 113,787,690.92/x
  3. Step 3: Cross multiply
    206,607,206.60x = 285,130,834.98 × 113,787,690.92
  4. Step 4: Simplify right side
    206,607,206.60x = 32,444,379,322,465,768
  5. Step 5: Solve for x
    x = 32,444,379,322,465,768/206,607,206.60
  6. Step 6: Final answer
    x = 157,034,112.49

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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.