Home / 192,459,204.80-288,688,807.20-131,237,201.60

Finding the Fourth Proportional to 192,459,204.80, 288,688,807.20 and 131,237,201.60

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Solution

The fourth proportional to 192,459,204.80, 288,688,807.20 and 131,237,201.60 is: 196,855,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,459,204.80 : 288,688,807.20 = 131,237,201.60 : x
  2. Step 2: Convert to fraction form
    192,459,204.80/288,688,807.20 = 131,237,201.60/x
  3. Step 3: Cross multiply
    192,459,204.80x = 288,688,807.20 × 131,237,201.60
  4. Step 4: Simplify right side
    192,459,204.80x = 37,886,711,190,169,928
  5. Step 5: Solve for x
    x = 37,886,711,190,169,928/192,459,204.80
  6. Step 6: Final answer
    x = 196,855,802.40

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1.5x scale

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.