Home / 192,116,834.40-288,175,251.60-48,509,666.40

Finding the Fourth Proportional to 192,116,834.40, 288,175,251.60 and 48,509,666.40

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Solution

The fourth proportional to 192,116,834.40, 288,175,251.60 and 48,509,666.40 is: 72,764,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,116,834.40 : 288,175,251.60 = 48,509,666.40 : x
  2. Step 2: Convert to fraction form
    192,116,834.40/288,175,251.60 = 48,509,666.40/x
  3. Step 3: Cross multiply
    192,116,834.40x = 288,175,251.60 × 48,509,666.40
  4. Step 4: Simplify right side
    192,116,834.40x = 13,979,285,319,852,066
  5. Step 5: Solve for x
    x = 13,979,285,319,852,066/192,116,834.40
  6. Step 6: Final answer
    x = 72,764,499.60

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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.