Home / 873,690,677.01-1,310,540,914.74-291,423,324.07

Finding the Fourth Proportional to 873,690,677.01, 1,310,540,914.74 and 291,423,324.07

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Solution

The fourth proportional to 873,690,677.01, 1,310,540,914.74 and 291,423,324.07 is: 437,136,620.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,690,677.01 : 1,310,540,914.74 = 291,423,324.07 : x
  2. Step 2: Convert to fraction form
    873,690,677.01/1,310,540,914.74 = 291,423,324.07/x
  3. Step 3: Cross multiply
    873,690,677.01x = 1,310,540,914.74 × 291,423,324.07
  4. Step 4: Simplify right side
    873,690,677.01x = 381,922,189,703,269,248
  5. Step 5: Solve for x
    x = 381,922,189,703,269,248/873,690,677.01
  6. Step 6: Final answer
    x = 437,136,620.26

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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.