Home / 1,236,103,090.80-1,854,154,636.20-374,460,082.80

Finding the Fourth Proportional to 1,236,103,090.80, 1,854,154,636.20 and 374,460,082.80

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Solution

The fourth proportional to 1,236,103,090.80, 1,854,154,636.20 and 374,460,082.80 is: 561,690,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,103,090.80 : 1,854,154,636.20 = 374,460,082.80 : x
  2. Step 2: Convert to fraction form
    1,236,103,090.80/1,854,154,636.20 = 374,460,082.80/x
  3. Step 3: Cross multiply
    1,236,103,090.80x = 1,854,154,636.20 × 374,460,082.80
  4. Step 4: Simplify right side
    1,236,103,090.80x = 694,306,898,595,455,872
  5. Step 5: Solve for x
    x = 694,306,898,595,455,872/1,236,103,090.80
  6. Step 6: Final answer
    x = 561,690,124.20

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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.