Home / 579,079,711.40-799,135,680.04-314,761,541.30

Finding the Fourth Proportional to 579,079,711.40, 799,135,680.04 and 314,761,541.30

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Solution

The fourth proportional to 579,079,711.40, 799,135,680.04 and 314,761,541.30 is: 434,374,013.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,079,711.40 : 799,135,680.04 = 314,761,541.30 : x
  2. Step 2: Convert to fraction form
    579,079,711.40/799,135,680.04 = 314,761,541.30/x
  3. Step 3: Cross multiply
    579,079,711.40x = 799,135,680.04 × 314,761,541.30
  4. Step 4: Simplify right side
    579,079,711.40x = 251,537,178,357,214,048
  5. Step 5: Solve for x
    x = 251,537,178,357,214,048/579,079,711.40
  6. Step 6: Final answer
    x = 434,374,013.47

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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.