Home / 517,833,440.94-777,056,615.40-190,538,795.88

Finding the Fourth Proportional to 517,833,440.94, 777,056,615.40 and 190,538,795.88

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Solution

The fourth proportional to 517,833,440.94, 777,056,615.40 and 190,538,795.88 is: 285,920,954.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,833,440.94 : 777,056,615.40 = 190,538,795.88 : x
  2. Step 2: Convert to fraction form
    517,833,440.94/777,056,615.40 = 190,538,795.88/x
  3. Step 3: Cross multiply
    517,833,440.94x = 777,056,615.40 × 190,538,795.88
  4. Step 4: Simplify right side
    517,833,440.94x = 148,059,431,828,904,256
  5. Step 5: Solve for x
    x = 148,059,431,828,904,256/517,833,440.94
  6. Step 6: Final answer
    x = 285,920,954.74

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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.