Home / 193,543,392.80-290,308,868.40-64,156,973.60

Finding the Fourth Proportional to 193,543,392.80, 290,308,868.40 and 64,156,973.60

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Solution

The fourth proportional to 193,543,392.80, 290,308,868.40 and 64,156,973.60 is: 96,233,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,543,392.80 : 290,308,868.40 = 64,156,973.60 : x
  2. Step 2: Convert to fraction form
    193,543,392.80/290,308,868.40 = 64,156,973.60/x
  3. Step 3: Cross multiply
    193,543,392.80x = 290,308,868.40 × 64,156,973.60
  4. Step 4: Simplify right side
    193,543,392.80x = 18,625,338,405,784,672
  5. Step 5: Solve for x
    x = 18,625,338,405,784,672/193,543,392.80
  6. Step 6: Final answer
    x = 96,233,398.29

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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.