Home / 10,918,637,894.32-16,380,182,103.06-4,939,892,322.10

Finding the Fourth Proportional to 10,918,637,894.32, 16,380,182,103.06 and 4,939,892,322.10

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Solution

The fourth proportional to 10,918,637,894.32, 16,380,182,103.06 and 4,939,892,322.10 is: 7,410,845,252.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,918,637,894.32 : 16,380,182,103.06 = 4,939,892,322.10 : x
  2. Step 2: Convert to fraction form
    10,918,637,894.32/16,380,182,103.06 = 4,939,892,322.10/x
  3. Step 3: Cross multiply
    10,918,637,894.32x = 16,380,182,103.06 × 4,939,892,322.10
  4. Step 4: Simplify right side
    10,918,637,894.32x = 80,916,335,805,505,929,216
  5. Step 5: Solve for x
    x = 80,916,335,805,505,929,216/10,918,637,894.32
  6. Step 6: Final answer
    x = 7,410,845,252.74

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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.