Home / 199,201,964.40-298,802,946.60-157,590,134.10

Finding the Fourth Proportional to 199,201,964.40, 298,802,946.60 and 157,590,134.10

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Solution

The fourth proportional to 199,201,964.40, 298,802,946.60 and 157,590,134.10 is: 236,385,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,201,964.40 : 298,802,946.60 = 157,590,134.10 : x
  2. Step 2: Convert to fraction form
    199,201,964.40/298,802,946.60 = 157,590,134.10/x
  3. Step 3: Cross multiply
    199,201,964.40x = 298,802,946.60 × 157,590,134.10
  4. Step 4: Simplify right side
    199,201,964.40x = 47,088,396,424,169,144
  5. Step 5: Solve for x
    x = 47,088,396,424,169,144/199,201,964.40
  6. Step 6: Final answer
    x = 236,385,201.15

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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.