Home / 10,309,345,327.21-15,457,689,283.01-4,006,415,128.94

Finding the Fourth Proportional to 10,309,345,327.21, 15,457,689,283.01 and 4,006,415,128.94

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Solution

The fourth proportional to 10,309,345,327.21, 15,457,689,283.01 and 4,006,415,128.94 is: 6,007,163,232.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309,345,327.21 : 15,457,689,283.01 = 4,006,415,128.94 : x
  2. Step 2: Convert to fraction form
    10,309,345,327.21/15,457,689,283.01 = 4,006,415,128.94/x
  3. Step 3: Cross multiply
    10,309,345,327.21x = 15,457,689,283.01 × 4,006,415,128.94
  4. Step 4: Simplify right side
    10,309,345,327.21x = 61,929,920,201,904,963,584
  5. Step 5: Solve for x
    x = 61,929,920,201,904,963,584/10,309,345,327.21
  6. Step 6: Final answer
    x = 6,007,163,232.61

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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.