Home / 193,133,831.32-266,520,992.04-106,213,703.32

Finding the Fourth Proportional to 193,133,831.32, 266,520,992.04 and 106,213,703.32

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Solution

The fourth proportional to 193,133,831.32, 266,520,992.04 and 106,213,703.32 is: 146,572,878.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,133,831.32 : 266,520,992.04 = 106,213,703.32 : x
  2. Step 2: Convert to fraction form
    193,133,831.32/266,520,992.04 = 106,213,703.32/x
  3. Step 3: Cross multiply
    193,133,831.32x = 266,520,992.04 × 106,213,703.32
  4. Step 4: Simplify right side
    193,133,831.32x = 28,308,181,577,088,640
  5. Step 5: Solve for x
    x = 28,308,181,577,088,640/193,133,831.32
  6. Step 6: Final answer
    x = 146,572,878.42

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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.