Home / 192,456,643.90-288,696,025.05-56,163,063.10

Finding the Fourth Proportional to 192,456,643.90, 288,696,025.05 and 56,163,063.10

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Solution

The fourth proportional to 192,456,643.90, 288,696,025.05 and 56,163,063.10 is: 84,247,821.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,643.90 : 288,696,025.05 = 56,163,063.10 : x
  2. Step 2: Convert to fraction form
    192,456,643.90/288,696,025.05 = 56,163,063.10/x
  3. Step 3: Cross multiply
    192,456,643.90x = 288,696,025.05 × 56,163,063.10
  4. Step 4: Simplify right side
    192,456,643.90x = 16,214,053,071,602,332
  5. Step 5: Solve for x
    x = 16,214,053,071,602,332/192,456,643.90
  6. Step 6: Final answer
    x = 84,247,821.97

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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.