Home / 108,162,001.80-162,243,002.70-43,475,790.60

Finding the Fourth Proportional to 108,162,001.80, 162,243,002.70 and 43,475,790.60

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Solution

The fourth proportional to 108,162,001.80, 162,243,002.70 and 43,475,790.60 is: 65,213,685.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,162,001.80 : 162,243,002.70 = 43,475,790.60 : x
  2. Step 2: Convert to fraction form
    108,162,001.80/162,243,002.70 = 43,475,790.60/x
  3. Step 3: Cross multiply
    108,162,001.80x = 162,243,002.70 × 43,475,790.60
  4. Step 4: Simplify right side
    108,162,001.80x = 7,053,642,811,700,434
  5. Step 5: Solve for x
    x = 7,053,642,811,700,434/108,162,001.80
  6. Step 6: Final answer
    x = 65,213,685.90

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1.5x scale

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.