Home / 320,761,420.24-442,650,944.08-174,083,704.24

Finding the Fourth Proportional to 320,761,420.24, 442,650,944.08 and 174,083,704.24

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Solution

The fourth proportional to 320,761,420.24, 442,650,944.08 and 174,083,704.24 is: 240,235,611.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,761,420.24 : 442,650,944.08 = 174,083,704.24 : x
  2. Step 2: Convert to fraction form
    320,761,420.24/442,650,944.08 = 174,083,704.24/x
  3. Step 3: Cross multiply
    320,761,420.24x = 442,650,944.08 × 174,083,704.24
  4. Step 4: Simplify right side
    320,761,420.24x = 77,058,316,030,779,504
  5. Step 5: Solve for x
    x = 77,058,316,030,779,504/320,761,420.24
  6. Step 6: Final answer
    x = 240,235,611.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.