Home / 293,795,675.40-440,189,628.30-140,110,811.40

Finding the Fourth Proportional to 293,795,675.40, 440,189,628.30 and 140,110,811.40

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Solution

The fourth proportional to 293,795,675.40, 440,189,628.30 and 140,110,811.40 is: 209,925,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,795,675.40 : 440,189,628.30 = 140,110,811.40 : x
  2. Step 2: Convert to fraction form
    293,795,675.40/440,189,628.30 = 140,110,811.40/x
  3. Step 3: Cross multiply
    293,795,675.40x = 440,189,628.30 × 140,110,811.40
  4. Step 4: Simplify right side
    293,795,675.40x = 61,675,325,990,977,408
  5. Step 5: Solve for x
    x = 61,675,325,990,977,408/293,795,675.40
  6. Step 6: Final answer
    x = 209,925,915.03

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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.