Home / 53,415,200.40-80,122,800.60-34,921,053.60

Finding the Fourth Proportional to 53,415,200.40, 80,122,800.60 and 34,921,053.60

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Solution

The fourth proportional to 53,415,200.40, 80,122,800.60 and 34,921,053.60 is: 52,381,580.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415,200.40 : 80,122,800.60 = 34,921,053.60 : x
  2. Step 2: Convert to fraction form
    53,415,200.40/80,122,800.60 = 34,921,053.60/x
  3. Step 3: Cross multiply
    53,415,200.40x = 80,122,800.60 × 34,921,053.60
  4. Step 4: Simplify right side
    53,415,200.40x = 2,797,972,614,334,712
  5. Step 5: Solve for x
    x = 2,797,972,614,334,712/53,415,200.40
  6. Step 6: Final answer
    x = 52,381,580.40

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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.