Home / 474,559,754.32-711,580,133.60-376,819,315.72

Finding the Fourth Proportional to 474,559,754.32, 711,580,133.60 and 376,819,315.72

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Solution

The fourth proportional to 474,559,754.32, 711,580,133.60 and 376,819,315.72 is: 565,022,921.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,559,754.32 : 711,580,133.60 = 376,819,315.72 : x
  2. Step 2: Convert to fraction form
    474,559,754.32/711,580,133.60 = 376,819,315.72/x
  3. Step 3: Cross multiply
    474,559,754.32x = 711,580,133.60 × 376,819,315.72
  4. Step 4: Simplify right side
    474,559,754.32x = 268,137,139,023,098,208
  5. Step 5: Solve for x
    x = 268,137,139,023,098,208/474,559,754.32
  6. Step 6: Final answer
    x = 565,022,921.94

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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.