Home / 837,176,634.27-1,255,764,950.98-312,586,703.96

Finding the Fourth Proportional to 837,176,634.27, 1,255,764,950.98 and 312,586,703.96

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Solution

The fourth proportional to 837,176,634.27, 1,255,764,950.98 and 312,586,703.96 is: 468,880,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,176,634.27 : 1,255,764,950.98 = 312,586,703.96 : x
  2. Step 2: Convert to fraction form
    837,176,634.27/1,255,764,950.98 = 312,586,703.96/x
  3. Step 3: Cross multiply
    837,176,634.27x = 1,255,764,950.98 × 312,586,703.96
  4. Step 4: Simplify right side
    837,176,634.27x = 392,535,426,977,076,736
  5. Step 5: Solve for x
    x = 392,535,426,977,076,736/837,176,634.27
  6. Step 6: Final answer
    x = 468,880,055.78

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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.