Home / 10,581,833,840.51-15,873,094,541.21-3,119,790,877.31

Finding the Fourth Proportional to 10,581,833,840.51, 15,873,094,541.21 and 3,119,790,877.31

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Solution

The fourth proportional to 10,581,833,840.51, 15,873,094,541.21 and 3,119,790,877.31 is: 4,679,787,671.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,581,833,840.51 : 15,873,094,541.21 = 3,119,790,877.31 : x
  2. Step 2: Convert to fraction form
    10,581,833,840.51/15,873,094,541.21 = 3,119,790,877.31/x
  3. Step 3: Cross multiply
    10,581,833,840.51x = 15,873,094,541.21 × 3,119,790,877.31
  4. Step 4: Simplify right side
    10,581,833,840.51x = 49,520,735,544,368,611,328
  5. Step 5: Solve for x
    x = 49,520,735,544,368,611,328/10,581,833,840.51
  6. Step 6: Final answer
    x = 4,679,787,671.09

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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.