Home / 1,381,365,444,506.10-1,906,156,385,279.40-764,054,876,303.80

Finding the Fourth Proportional to 1,381,365,444,506.10, 1,906,156,385,279.40 and 764,054,876,303.80

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Solution

The fourth proportional to 1,381,365,444,506.10, 1,906,156,385,279.40 and 764,054,876,303.80 is: 1,054,324,970,240.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,365,444,506.10 : 1,906,156,385,279.40 = 764,054,876,303.80 : x
  2. Step 2: Convert to fraction form
    1,381,365,444,506.10/1,906,156,385,279.40 = 764,054,876,303.80/x
  3. Step 3: Cross multiply
    1,381,365,444,506.10x = 1,906,156,385,279.40 × 764,054,876,303.80
  4. Step 4: Simplify right side
    1,381,365,444,506.10x = 1,456,408,081,170,350,613,725,184
  5. Step 5: Solve for x
    x = 1,456,408,081,170,350,613,725,184/1,381,365,444,506.10
  6. Step 6: Final answer
    x = 1,054,324,970,240.65

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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.