Home / 217,455,734.45-300,088,963.01-119,670,590.45

Finding the Fourth Proportional to 217,455,734.45, 300,088,963.01 and 119,670,590.45

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Solution

The fourth proportional to 217,455,734.45, 300,088,963.01 and 119,670,590.45 is: 165,145,442.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,455,734.45 : 300,088,963.01 = 119,670,590.45 : x
  2. Step 2: Convert to fraction form
    217,455,734.45/300,088,963.01 = 119,670,590.45/x
  3. Step 3: Cross multiply
    217,455,734.45x = 300,088,963.01 × 119,670,590.45
  4. Step 4: Simplify right side
    217,455,734.45x = 35,911,823,390,934,908
  5. Step 5: Solve for x
    x = 35,911,823,390,934,908/217,455,734.45
  6. Step 6: Final answer
    x = 165,145,442.04

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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.