Home / 43,055,558,861.20-64,583,338,291.80-31,446,053,069.20

Finding the Fourth Proportional to 43,055,558,861.20, 64,583,338,291.80 and 31,446,053,069.20

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Solution

The fourth proportional to 43,055,558,861.20, 64,583,338,291.80 and 31,446,053,069.20 is: 47,169,079,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,055,558,861.20 : 64,583,338,291.80 = 31,446,053,069.20 : x
  2. Step 2: Convert to fraction form
    43,055,558,861.20/64,583,338,291.80 = 31,446,053,069.20/x
  3. Step 3: Cross multiply
    43,055,558,861.20x = 64,583,338,291.80 × 31,446,053,069.20
  4. Step 4: Simplify right side
    43,055,558,861.20x = 2,030,891,083,310,039,302,144
  5. Step 5: Solve for x
    x = 2,030,891,083,310,039,302,144/43,055,558,861.20
  6. Step 6: Final answer
    x = 47,169,079,603.80

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.