Home / 91,186,574,226.90-136,587,438,760.76-73,161,362,993.68

Finding the Fourth Proportional to 91,186,574,226.90, 136,587,438,760.76 and 73,161,362,993.68

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Solution

The fourth proportional to 91,186,574,226.90, 136,587,438,760.76 and 73,161,362,993.68 is: 109,587,658,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,186,574,226.90 : 136,587,438,760.76 = 73,161,362,993.68 : x
  2. Step 2: Convert to fraction form
    91,186,574,226.90/136,587,438,760.76 = 73,161,362,993.68/x
  3. Step 3: Cross multiply
    91,186,574,226.90x = 136,587,438,760.76 × 73,161,362,993.68
  4. Step 4: Simplify right side
    91,186,574,226.90x = 9,992,923,187,553,547,321,344
  5. Step 5: Solve for x
    x = 9,992,923,187,553,547,321,344/91,186,574,226.90
  6. Step 6: Final answer
    x = 109,587,658,844.25

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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.