Home / 2,140,966,517.74-3,211,604,558.09-896,145,027.05

Finding the Fourth Proportional to 2,140,966,517.74, 3,211,604,558.09 and 896,145,027.05

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Solution

The fourth proportional to 2,140,966,517.74, 3,211,604,558.09 and 896,145,027.05 is: 1,344,282,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,966,517.74 : 3,211,604,558.09 = 896,145,027.05 : x
  2. Step 2: Convert to fraction form
    2,140,966,517.74/3,211,604,558.09 = 896,145,027.05/x
  3. Step 3: Cross multiply
    2,140,966,517.74x = 3,211,604,558.09 × 896,145,027.05
  4. Step 4: Simplify right side
    2,140,966,517.74x = 2,878,063,453,590,330,368
  5. Step 5: Solve for x
    x = 2,878,063,453,590,330,368/2,140,966,517.74
  6. Step 6: Final answer
    x = 1,344,282,327.51

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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.