Home / 1,977,176,341.80-2,965,764,512.70-523,300,732.20

Finding the Fourth Proportional to 1,977,176,341.80, 2,965,764,512.70 and 523,300,732.20

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Solution

The fourth proportional to 1,977,176,341.80, 2,965,764,512.70 and 523,300,732.20 is: 784,951,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,176,341.80 : 2,965,764,512.70 = 523,300,732.20 : x
  2. Step 2: Convert to fraction form
    1,977,176,341.80/2,965,764,512.70 = 523,300,732.20/x
  3. Step 3: Cross multiply
    1,977,176,341.80x = 2,965,764,512.70 × 523,300,732.20
  4. Step 4: Simplify right side
    1,977,176,341.80x = 1,551,986,741,028,686,080
  5. Step 5: Solve for x
    x = 1,551,986,741,028,686,080/1,977,176,341.80
  6. Step 6: Final answer
    x = 784,951,098.30

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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.