Home / 53,888,243.10-80,832,364.65-19,805,160.30

Finding the Fourth Proportional to 53,888,243.10, 80,832,364.65 and 19,805,160.30

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Solution

The fourth proportional to 53,888,243.10, 80,832,364.65 and 19,805,160.30 is: 29,707,740.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,888,243.10 : 80,832,364.65 = 19,805,160.30 : x
  2. Step 2: Convert to fraction form
    53,888,243.10/80,832,364.65 = 19,805,160.30/x
  3. Step 3: Cross multiply
    53,888,243.10x = 80,832,364.65 × 19,805,160.30
  4. Step 4: Simplify right side
    53,888,243.10x = 1,600,897,939,321,303.50
  5. Step 5: Solve for x
    x = 1,600,897,939,321,303.50/53,888,243.10
  6. Step 6: Final answer
    x = 29,707,740.45

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Double scale
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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.