Home / 69,823,766.61-104,574,220.02-67,402,388.52

Finding the Fourth Proportional to 69,823,766.61, 104,574,220.02 and 67,402,388.52

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Solution

The fourth proportional to 69,823,766.61, 104,574,220.02 and 67,402,388.52 is: 100,947,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,823,766.61 : 104,574,220.02 = 67,402,388.52 : x
  2. Step 2: Convert to fraction form
    69,823,766.61/104,574,220.02 = 67,402,388.52/x
  3. Step 3: Cross multiply
    69,823,766.61x = 104,574,220.02 × 67,402,388.52
  4. Step 4: Simplify right side
    69,823,766.61x = 7,048,552,206,964,001
  5. Step 5: Solve for x
    x = 7,048,552,206,964,001/69,823,766.61
  6. Step 6: Final answer
    x = 100,947,751.02

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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.