Home / 196,088,643.30-294,416,400.15-147,904,659.30

Finding the Fourth Proportional to 196,088,643.30, 294,416,400.15 and 147,904,659.30

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Solution

The fourth proportional to 196,088,643.30, 294,416,400.15 and 147,904,659.30 is: 222,070,776.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,088,643.30 : 294,416,400.15 = 147,904,659.30 : x
  2. Step 2: Convert to fraction form
    196,088,643.30/294,416,400.15 = 147,904,659.30/x
  3. Step 3: Cross multiply
    196,088,643.30x = 294,416,400.15 × 147,904,659.30
  4. Step 4: Simplify right side
    196,088,643.30x = 43,545,557,356,518,216
  5. Step 5: Solve for x
    x = 43,545,557,356,518,216/196,088,643.30
  6. Step 6: Final answer
    x = 222,070,776.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.