Home / 280,166,093.46-386,732,379.83-168,662,117.16

Finding the Fourth Proportional to 280,166,093.46, 386,732,379.83 and 168,662,117.16

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Solution

The fourth proportional to 280,166,093.46, 386,732,379.83 and 168,662,117.16 is: 232,815,831.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,166,093.46 : 386,732,379.83 = 168,662,117.16 : x
  2. Step 2: Convert to fraction form
    280,166,093.46/386,732,379.83 = 168,662,117.16/x
  3. Step 3: Cross multiply
    280,166,093.46x = 386,732,379.83 × 168,662,117.16
  4. Step 4: Simplify right side
    280,166,093.46x = 65,227,101,955,609,768
  5. Step 5: Solve for x
    x = 65,227,101,955,609,768/280,166,093.46
  6. Step 6: Final answer
    x = 232,815,831.32

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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.