Home / 9,689,541,112.77-13,374,054,646.79-6,310,869,747.30

Finding the Fourth Proportional to 9,689,541,112.77, 13,374,054,646.79 and 6,310,869,747.30

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Solution

The fourth proportional to 9,689,541,112.77, 13,374,054,646.79 and 6,310,869,747.30 is: 8,710,620,646.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,541,112.77 : 13,374,054,646.79 = 6,310,869,747.30 : x
  2. Step 2: Convert to fraction form
    9,689,541,112.77/13,374,054,646.79 = 6,310,869,747.30/x
  3. Step 3: Cross multiply
    9,689,541,112.77x = 13,374,054,646.79 × 6,310,869,747.30
  4. Step 4: Simplify right side
    9,689,541,112.77x = 84,401,916,869,164,007,424
  5. Step 5: Solve for x
    x = 84,401,916,869,164,007,424/9,689,541,112.77
  6. Step 6: Final answer
    x = 8,710,620,646.21

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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.