Home / 293,796,738.40-440,191,222.80-140,111,874.40

Finding the Fourth Proportional to 293,796,738.40, 440,191,222.80 and 140,111,874.40

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Solution

The fourth proportional to 293,796,738.40, 440,191,222.80 and 140,111,874.40 is: 209,927,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,796,738.40 : 440,191,222.80 = 140,111,874.40 : x
  2. Step 2: Convert to fraction form
    293,796,738.40/440,191,222.80 = 140,111,874.40/x
  3. Step 3: Cross multiply
    293,796,738.40x = 440,191,222.80 × 140,111,874.40
  4. Step 4: Simplify right side
    293,796,738.40x = 61,676,017,320,936,024
  5. Step 5: Solve for x
    x = 61,676,017,320,936,024/293,796,738.40
  6. Step 6: Final answer
    x = 209,927,508.58

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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.