Home / 217,455,598.90-300,088,775.66-119,670,454.90

Finding the Fourth Proportional to 217,455,598.90, 300,088,775.66 and 119,670,454.90

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Solution

The fourth proportional to 217,455,598.90, 300,088,775.66 and 119,670,454.90 is: 165,145,254.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,455,598.90 : 300,088,775.66 = 119,670,454.90 : x
  2. Step 2: Convert to fraction form
    217,455,598.90/300,088,775.66 = 119,670,454.90/x
  3. Step 3: Cross multiply
    217,455,598.90x = 300,088,775.66 × 119,670,454.90
  4. Step 4: Simplify right side
    217,455,598.90x = 35,911,760,293,616,252
  5. Step 5: Solve for x
    x = 35,911,760,293,616,252/217,455,598.90
  6. Step 6: Final answer
    x = 165,145,254.83

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1.5x scale

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.