Home / 217,455,599.15-300,088,776-119,670,455.15

Finding the Fourth Proportional to 217,455,599.15, 300,088,776 and 119,670,455.15

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Solution

The fourth proportional to 217,455,599.15, 300,088,776 and 119,670,455.15 is: 165,145,255.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,455,599.15 : 300,088,776 = 119,670,455.15 : x
  2. Step 2: Convert to fraction form
    217,455,599.15/300,088,776 = 119,670,455.15/x
  3. Step 3: Cross multiply
    217,455,599.15x = 300,088,776 × 119,670,455.15
  4. Step 4: Simplify right side
    217,455,599.15x = 35,911,760,409,326,400
  5. Step 5: Solve for x
    x = 35,911,760,409,326,400/217,455,599.15
  6. Step 6: Final answer
    x = 165,145,255.17

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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.