Home / 486,733,557.20-730,100,336.40-118,266,616.22

Finding the Fourth Proportional to 486,733,557.20, 730,100,336.40 and 118,266,616.22

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Solution

The fourth proportional to 486,733,557.20, 730,100,336.40 and 118,266,616.22 is: 177,399,924.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,733,557.20 : 730,100,336.40 = 118,266,616.22 : x
  2. Step 2: Convert to fraction form
    486,733,557.20/730,100,336.40 = 118,266,616.22/x
  3. Step 3: Cross multiply
    486,733,557.20x = 730,100,336.40 × 118,266,616.22
  4. Step 4: Simplify right side
    486,733,557.20x = 86,346,496,283,461,200
  5. Step 5: Solve for x
    x = 86,346,496,283,461,200/486,733,557.20
  6. Step 6: Final answer
    x = 177,399,924.47

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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.