Home / 792,125,803.56-1,187,704,429.65-377,729,369.40

Finding the Fourth Proportional to 792,125,803.56, 1,187,704,429.65 and 377,729,369.40

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Solution

The fourth proportional to 792,125,803.56, 1,187,704,429.65 and 377,729,369.40 is: 566,363,124.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,125,803.56 : 1,187,704,429.65 = 377,729,369.40 : x
  2. Step 2: Convert to fraction form
    792,125,803.56/1,187,704,429.65 = 377,729,369.40/x
  3. Step 3: Cross multiply
    792,125,803.56x = 1,187,704,429.65 × 377,729,369.40
  4. Step 4: Simplify right side
    792,125,803.56x = 448,630,845,243,048,320
  5. Step 5: Solve for x
    x = 448,630,845,243,048,320/792,125,803.56
  6. Step 6: Final answer
    x = 566,363,124.68

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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.