Home / 793,193,342.40-1,188,971,200.80-356,703,134.40

Finding the Fourth Proportional to 793,193,342.40, 1,188,971,200.80 and 356,703,134.40

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Solution

The fourth proportional to 793,193,342.40, 1,188,971,200.80 and 356,703,134.40 is: 534,686,477.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,193,342.40 : 1,188,971,200.80 = 356,703,134.40 : x
  2. Step 2: Convert to fraction form
    793,193,342.40/1,188,971,200.80 = 356,703,134.40/x
  3. Step 3: Cross multiply
    793,193,342.40x = 1,188,971,200.80 × 356,703,134.40
  4. Step 4: Simplify right side
    793,193,342.40x = 424,109,754,036,691,712
  5. Step 5: Solve for x
    x = 424,109,754,036,691,712/793,193,342.40
  6. Step 6: Final answer
    x = 534,686,477.26

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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.