Home / 873,690,674.04-1,310,540,910.29-291,423,321.10

Finding the Fourth Proportional to 873,690,674.04, 1,310,540,910.29 and 291,423,321.10

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Solution

The fourth proportional to 873,690,674.04, 1,310,540,910.29 and 291,423,321.10 is: 437,136,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,690,674.04 : 1,310,540,910.29 = 291,423,321.10 : x
  2. Step 2: Convert to fraction form
    873,690,674.04/1,310,540,910.29 = 291,423,321.10/x
  3. Step 3: Cross multiply
    873,690,674.04x = 1,310,540,910.29 × 291,423,321.10
  4. Step 4: Simplify right side
    873,690,674.04x = 381,922,184,518,268,096
  5. Step 5: Solve for x
    x = 381,922,184,518,268,096/873,690,674.04
  6. Step 6: Final answer
    x = 437,136,615.81

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1.5x scale

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.