Home / 137,728,544,090.40-206,592,816,135.60-38,370,523,687.20

Finding the Fourth Proportional to 137,728,544,090.40, 206,592,816,135.60 and 38,370,523,687.20

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Solution

The fourth proportional to 137,728,544,090.40, 206,592,816,135.60 and 38,370,523,687.20 is: 57,555,785,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,728,544,090.40 : 206,592,816,135.60 = 38,370,523,687.20 : x
  2. Step 2: Convert to fraction form
    137,728,544,090.40/206,592,816,135.60 = 38,370,523,687.20/x
  3. Step 3: Cross multiply
    137,728,544,090.40x = 206,592,816,135.60 × 38,370,523,687.20
  4. Step 4: Simplify right side
    137,728,544,090.40x = 7,927,074,545,136,393,256,960
  5. Step 5: Solve for x
    x = 7,927,074,545,136,393,256,960/137,728,544,090.40
  6. Step 6: Final answer
    x = 57,555,785,530.80

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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.