Home / 65,610,147.60-98,415,221.40-47,375,816.40

Finding the Fourth Proportional to 65,610,147.60, 98,415,221.40 and 47,375,816.40

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Solution

The fourth proportional to 65,610,147.60, 98,415,221.40 and 47,375,816.40 is: 71,063,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,610,147.60 : 98,415,221.40 = 47,375,816.40 : x
  2. Step 2: Convert to fraction form
    65,610,147.60/98,415,221.40 = 47,375,816.40/x
  3. Step 3: Cross multiply
    65,610,147.60x = 98,415,221.40 × 47,375,816.40
  4. Step 4: Simplify right side
    65,610,147.60x = 4,662,501,460,011,751
  5. Step 5: Solve for x
    x = 4,662,501,460,011,751/65,610,147.60
  6. Step 6: Final answer
    x = 71,063,724.60

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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.