Home / 9,689,541,031.05-13,374,054,533.87-6,310,869,665.58

Finding the Fourth Proportional to 9,689,541,031.05, 13,374,054,533.87 and 6,310,869,665.58

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Solution

The fourth proportional to 9,689,541,031.05, 13,374,054,533.87 and 6,310,869,665.58 is: 8,710,620,533.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,541,031.05 : 13,374,054,533.87 = 6,310,869,665.58 : x
  2. Step 2: Convert to fraction form
    9,689,541,031.05/13,374,054,533.87 = 6,310,869,665.58/x
  3. Step 3: Cross multiply
    9,689,541,031.05x = 13,374,054,533.87 × 6,310,869,665.58
  4. Step 4: Simplify right side
    9,689,541,031.05x = 84,401,915,063,606,542,336
  5. Step 5: Solve for x
    x = 84,401,915,063,606,542,336/9,689,541,031.05
  6. Step 6: Final answer
    x = 8,710,620,533.33

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1.5x scale

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.