Home / 550,370,599.65-825,555,899.48-508,280,472.45

Finding the Fourth Proportional to 550,370,599.65, 825,555,899.48 and 508,280,472.45

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Solution

The fourth proportional to 550,370,599.65, 825,555,899.48 and 508,280,472.45 is: 762,420,708.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,370,599.65 : 825,555,899.48 = 508,280,472.45 : x
  2. Step 2: Convert to fraction form
    550,370,599.65/825,555,899.48 = 508,280,472.45/x
  3. Step 3: Cross multiply
    550,370,599.65x = 825,555,899.48 × 508,280,472.45
  4. Step 4: Simplify right side
    550,370,599.65x = 419,613,942,619,037,696
  5. Step 5: Solve for x
    x = 419,613,942,619,037,696/550,370,599.65
  6. Step 6: Final answer
    x = 762,420,708.68

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1.5x scale

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.