Home / 109,147,341.70-163,721,012.55-51,751,713.70

Finding the Fourth Proportional to 109,147,341.70, 163,721,012.55 and 51,751,713.70

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Solution

The fourth proportional to 109,147,341.70, 163,721,012.55 and 51,751,713.70 is: 77,627,570.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,147,341.70 : 163,721,012.55 = 51,751,713.70 : x
  2. Step 2: Convert to fraction form
    109,147,341.70/163,721,012.55 = 51,751,713.70/x
  3. Step 3: Cross multiply
    109,147,341.70x = 163,721,012.55 × 51,751,713.70
  4. Step 4: Simplify right side
    109,147,341.70x = 8,472,842,968,161,708
  5. Step 5: Solve for x
    x = 8,472,842,968,161,708/109,147,341.70
  6. Step 6: Final answer
    x = 77,627,570.55

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Similar ratio
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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.