Home / 199,525,092.60-299,287,638.90-131,444,657.40

Finding the Fourth Proportional to 199,525,092.60, 299,287,638.90 and 131,444,657.40

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Solution

The fourth proportional to 199,525,092.60, 299,287,638.90 and 131,444,657.40 is: 197,166,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,525,092.60 : 299,287,638.90 = 131,444,657.40 : x
  2. Step 2: Convert to fraction form
    199,525,092.60/299,287,638.90 = 131,444,657.40/x
  3. Step 3: Cross multiply
    199,525,092.60x = 299,287,638.90 × 131,444,657.40
  4. Step 4: Simplify right side
    199,525,092.60x = 39,339,761,159,265,408
  5. Step 5: Solve for x
    x = 39,339,761,159,265,408/199,525,092.60
  6. Step 6: Final answer
    x = 197,166,986.10

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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.