Home / 718,537,695.20-1,077,806,542.80-446,439,903.20

Finding the Fourth Proportional to 718,537,695.20, 1,077,806,542.80 and 446,439,903.20

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Solution

The fourth proportional to 718,537,695.20, 1,077,806,542.80 and 446,439,903.20 is: 669,659,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,537,695.20 : 1,077,806,542.80 = 446,439,903.20 : x
  2. Step 2: Convert to fraction form
    718,537,695.20/1,077,806,542.80 = 446,439,903.20/x
  3. Step 3: Cross multiply
    718,537,695.20x = 1,077,806,542.80 × 446,439,903.20
  4. Step 4: Simplify right side
    718,537,695.20x = 481,175,848,635,958,592
  5. Step 5: Solve for x
    x = 481,175,848,635,958,592/718,537,695.20
  6. Step 6: Final answer
    x = 669,659,854.80

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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.