Home / 764,761,927.28-1,055,311,092.61-430,167,836.43

Finding the Fourth Proportional to 764,761,927.28, 1,055,311,092.61 and 430,167,836.43

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Solution

The fourth proportional to 764,761,927.28, 1,055,311,092.61 and 430,167,836.43 is: 593,597,658.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,761,927.28 : 1,055,311,092.61 = 430,167,836.43 : x
  2. Step 2: Convert to fraction form
    764,761,927.28/1,055,311,092.61 = 430,167,836.43/x
  3. Step 3: Cross multiply
    764,761,927.28x = 1,055,311,092.61 × 430,167,836.43
  4. Step 4: Simplify right side
    764,761,927.28x = 453,960,889,467,547,648
  5. Step 5: Solve for x
    x = 453,960,889,467,547,648/764,761,927.28
  6. Step 6: Final answer
    x = 593,597,658.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.