Home / 630,922,729.40-945,538,148.58-491,032,103.94

Finding the Fourth Proportional to 630,922,729.40, 945,538,148.58 and 491,032,103.94

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Solution

The fourth proportional to 630,922,729.40, 945,538,148.58 and 491,032,103.94 is: 735,889,776.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,922,729.40 : 945,538,148.58 = 491,032,103.94 : x
  2. Step 2: Convert to fraction form
    630,922,729.40/945,538,148.58 = 491,032,103.94/x
  3. Step 3: Cross multiply
    630,922,729.40x = 945,538,148.58 × 491,032,103.94
  4. Step 4: Simplify right side
    630,922,729.40x = 464,289,586,450,928,320
  5. Step 5: Solve for x
    x = 464,289,586,450,928,320/630,922,729.40
  6. Step 6: Final answer
    x = 735,889,776.70

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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.