Home / 31,559,390,518.87-43,551,420,662.33-17,091,368,221.44

Finding the Fourth Proportional to 31,559,390,518.87, 43,551,420,662.33 and 17,091,368,221.44

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Solution

The fourth proportional to 31,559,390,518.87, 43,551,420,662.33 and 17,091,368,221.44 is: 23,585,796,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,559,390,518.87 : 43,551,420,662.33 = 17,091,368,221.44 : x
  2. Step 2: Convert to fraction form
    31,559,390,518.87/43,551,420,662.33 = 17,091,368,221.44/x
  3. Step 3: Cross multiply
    31,559,390,518.87x = 43,551,420,662.33 × 17,091,368,221.44
  4. Step 4: Simplify right side
    31,559,390,518.87x = 744,353,367,106,712,371,200
  5. Step 5: Solve for x
    x = 744,353,367,106,712,371,200/31,559,390,518.87
  6. Step 6: Final answer
    x = 23,585,796,647.80

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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.