Home / 293,796,965.40-440,191,563.30-140,112,101.40

Finding the Fourth Proportional to 293,796,965.40, 440,191,563.30 and 140,112,101.40

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Solution

The fourth proportional to 293,796,965.40, 440,191,563.30 and 140,112,101.40 is: 209,927,848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,796,965.40 : 440,191,563.30 = 140,112,101.40 : x
  2. Step 2: Convert to fraction form
    293,796,965.40/440,191,563.30 = 140,112,101.40/x
  3. Step 3: Cross multiply
    293,796,965.40x = 440,191,563.30 × 140,112,101.40
  4. Step 4: Simplify right side
    293,796,965.40x = 61,676,164,952,514,120
  5. Step 5: Solve for x
    x = 61,676,164,952,514,120/293,796,965.40
  6. Step 6: Final answer
    x = 209,927,848.88

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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.