Home / 199,525,091.60-299,287,637.40-131,444,656.40

Finding the Fourth Proportional to 199,525,091.60, 299,287,637.40 and 131,444,656.40

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Solution

The fourth proportional to 199,525,091.60, 299,287,637.40 and 131,444,656.40 is: 197,166,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,525,091.60 : 299,287,637.40 = 131,444,656.40 : x
  2. Step 2: Convert to fraction form
    199,525,091.60/299,287,637.40 = 131,444,656.40/x
  3. Step 3: Cross multiply
    199,525,091.60x = 299,287,637.40 × 131,444,656.40
  4. Step 4: Simplify right side
    199,525,091.60x = 39,339,760,662,810,792
  5. Step 5: Solve for x
    x = 39,339,760,662,810,792/199,525,091.60
  6. Step 6: Final answer
    x = 197,166,984.60

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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.