Home / 579,079,713.40-799,135,682.80-314,761,543.30

Finding the Fourth Proportional to 579,079,713.40, 799,135,682.80 and 314,761,543.30

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Solution

The fourth proportional to 579,079,713.40, 799,135,682.80 and 314,761,543.30 is: 434,374,016.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,079,713.40 : 799,135,682.80 = 314,761,543.30 : x
  2. Step 2: Convert to fraction form
    579,079,713.40/799,135,682.80 = 314,761,543.30/x
  3. Step 3: Cross multiply
    579,079,713.40x = 799,135,682.80 × 314,761,543.30
  4. Step 4: Simplify right side
    579,079,713.40x = 251,537,180,824,227,264
  5. Step 5: Solve for x
    x = 251,537,180,824,227,264/579,079,713.40
  6. Step 6: Final answer
    x = 434,374,016.23

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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.