Home / 104,022,006.90-156,033,010.35-53,003,670.90

Finding the Fourth Proportional to 104,022,006.90, 156,033,010.35 and 53,003,670.90

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Solution

The fourth proportional to 104,022,006.90, 156,033,010.35 and 53,003,670.90 is: 79,505,506.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,022,006.90 : 156,033,010.35 = 53,003,670.90 : x
  2. Step 2: Convert to fraction form
    104,022,006.90/156,033,010.35 = 53,003,670.90/x
  3. Step 3: Cross multiply
    104,022,006.90x = 156,033,010.35 × 53,003,670.90
  4. Step 4: Simplify right side
    104,022,006.90x = 8,270,322,330,127,693
  5. Step 5: Solve for x
    x = 8,270,322,330,127,693/104,022,006.90
  6. Step 6: Final answer
    x = 79,505,506.35

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Similar ratio
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1.5x scale

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.