Home / 677,137,956,262.35-934,450,532,170.35-372,643,612,243.77

Finding the Fourth Proportional to 677,137,956,262.35, 934,450,532,170.35 and 372,643,612,243.77

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Solution

The fourth proportional to 677,137,956,262.35, 934,450,532,170.35 and 372,643,612,243.77 is: 514,248,268,836.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,137,956,262.35 : 934,450,532,170.35 = 372,643,612,243.77 : x
  2. Step 2: Convert to fraction form
    677,137,956,262.35/934,450,532,170.35 = 372,643,612,243.77/x
  3. Step 3: Cross multiply
    677,137,956,262.35x = 934,450,532,170.35 × 372,643,612,243.77
  4. Step 4: Simplify right side
    677,137,956,262.35x = 348,217,021,771,072,432,766,976
  5. Step 5: Solve for x
    x = 348,217,021,771,072,432,766,976/677,137,956,262.35
  6. Step 6: Final answer
    x = 514,248,268,836.02

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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.