Home / 91,047,174,346.52-125,646,588,121.62-49,846,866,775.16

Finding the Fourth Proportional to 91,047,174,346.52, 125,646,588,121.62 and 49,846,866,775.16

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Solution

The fourth proportional to 91,047,174,346.52, 125,646,588,121.62 and 49,846,866,775.16 is: 68,789,490,544.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,047,174,346.52 : 125,646,588,121.62 = 49,846,866,775.16 : x
  2. Step 2: Convert to fraction form
    91,047,174,346.52/125,646,588,121.62 = 49,846,866,775.16/x
  3. Step 3: Cross multiply
    91,047,174,346.52x = 125,646,588,121.62 × 49,846,866,775.16
  4. Step 4: Simplify right side
    91,047,174,346.52x = 6,263,088,738,851,792,879,616
  5. Step 5: Solve for x
    x = 6,263,088,738,851,792,879,616/91,047,174,346.52
  6. Step 6: Final answer
    x = 68,789,490,544.92

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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.