Home / 294,772,090.80-442,158,136.20-266,074,276.80

Finding the Fourth Proportional to 294,772,090.80, 442,158,136.20 and 266,074,276.80

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Solution

The fourth proportional to 294,772,090.80, 442,158,136.20 and 266,074,276.80 is: 399,111,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,772,090.80 : 442,158,136.20 = 266,074,276.80 : x
  2. Step 2: Convert to fraction form
    294,772,090.80/442,158,136.20 = 266,074,276.80/x
  3. Step 3: Cross multiply
    294,772,090.80x = 442,158,136.20 × 266,074,276.80
  4. Step 4: Simplify right side
    294,772,090.80x = 117,646,906,320,650,896
  5. Step 5: Solve for x
    x = 117,646,906,320,650,896/294,772,090.80
  6. Step 6: Final answer
    x = 399,111,415.20

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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.