Home / 69,393,631,285.95-95,727,967,409.98-45,321,743,477.55

Finding the Fourth Proportional to 69,393,631,285.95, 95,727,967,409.98 and 45,321,743,477.55

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Solution

The fourth proportional to 69,393,631,285.95, 95,727,967,409.98 and 45,321,743,477.55 is: 62,520,987,908.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,393,631,285.95 : 95,727,967,409.98 = 45,321,743,477.55 : x
  2. Step 2: Convert to fraction form
    69,393,631,285.95/95,727,967,409.98 = 45,321,743,477.55/x
  3. Step 3: Cross multiply
    69,393,631,285.95x = 95,727,967,409.98 × 45,321,743,477.55
  4. Step 4: Simplify right side
    69,393,631,285.95x = 4,338,558,382,581,961,719,808
  5. Step 5: Solve for x
    x = 4,338,558,382,581,961,719,808/69,393,631,285.95
  6. Step 6: Final answer
    x = 62,520,987,908.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.