Home / 3,213,307,132.38-4,817,760,274.40-1,636,361,920.98

Finding the Fourth Proportional to 3,213,307,132.38, 4,817,760,274.40 and 1,636,361,920.98

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Solution

The fourth proportional to 3,213,307,132.38, 4,817,760,274.40 and 1,636,361,920.98 is: 2,453,422,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,307,132.38 : 4,817,760,274.40 = 1,636,361,920.98 : x
  2. Step 2: Convert to fraction form
    3,213,307,132.38/4,817,760,274.40 = 1,636,361,920.98/x
  3. Step 3: Cross multiply
    3,213,307,132.38x = 4,817,760,274.40 × 1,636,361,920.98
  4. Step 4: Simplify right side
    3,213,307,132.38x = 7,883,599,457,430,134,784
  5. Step 5: Solve for x
    x = 7,883,599,457,430,134,784/3,213,307,132.38
  6. Step 6: Final answer
    x = 2,453,422,325.55

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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.