Home / 47,010,053.40-70,515,080.10-30,885,739.80

Finding the Fourth Proportional to 47,010,053.40, 70,515,080.10 and 30,885,739.80

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Solution

The fourth proportional to 47,010,053.40, 70,515,080.10 and 30,885,739.80 is: 46,328,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,010,053.40 : 70,515,080.10 = 30,885,739.80 : x
  2. Step 2: Convert to fraction form
    47,010,053.40/70,515,080.10 = 30,885,739.80/x
  3. Step 3: Cross multiply
    47,010,053.40x = 70,515,080.10 × 30,885,739.80
  4. Step 4: Simplify right side
    47,010,053.40x = 2,177,910,415,944,757.75
  5. Step 5: Solve for x
    x = 2,177,910,415,944,757.75/47,010,053.40
  6. Step 6: Final answer
    x = 46,328,609.70

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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.