Home / 25,561,656,014.40-38,342,484,021.60-19,362,928,190.40

Finding the Fourth Proportional to 25,561,656,014.40, 38,342,484,021.60 and 19,362,928,190.40

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Solution

The fourth proportional to 25,561,656,014.40, 38,342,484,021.60 and 19,362,928,190.40 is: 29,044,392,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,561,656,014.40 : 38,342,484,021.60 = 19,362,928,190.40 : x
  2. Step 2: Convert to fraction form
    25,561,656,014.40/38,342,484,021.60 = 19,362,928,190.40/x
  3. Step 3: Cross multiply
    25,561,656,014.40x = 38,342,484,021.60 × 19,362,928,190.40
  4. Step 4: Simplify right side
    25,561,656,014.40x = 742,422,764,751,800,238,080
  5. Step 5: Solve for x
    x = 742,422,764,751,800,238,080/25,561,656,014.40
  6. Step 6: Final answer
    x = 29,044,392,285.60

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Double scale
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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.