Home / 96,672,800.40-145,009,200.60-39,166,947.60

Finding the Fourth Proportional to 96,672,800.40, 145,009,200.60 and 39,166,947.60

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Solution

The fourth proportional to 96,672,800.40, 145,009,200.60 and 39,166,947.60 is: 58,750,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,672,800.40 : 145,009,200.60 = 39,166,947.60 : x
  2. Step 2: Convert to fraction form
    96,672,800.40/145,009,200.60 = 39,166,947.60/x
  3. Step 3: Cross multiply
    96,672,800.40x = 145,009,200.60 × 39,166,947.60
  4. Step 4: Simplify right side
    96,672,800.40x = 5,679,567,761,418,089
  5. Step 5: Solve for x
    x = 5,679,567,761,418,089/96,672,800.40
  6. Step 6: Final answer
    x = 58,750,421.40

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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.