Home / 808,794,253.70-1,213,225,998.08-317,613,803.02

Finding the Fourth Proportional to 808,794,253.70, 1,213,225,998.08 and 317,613,803.02

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Solution

The fourth proportional to 808,794,253.70, 1,213,225,998.08 and 317,613,803.02 is: 476,434,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,794,253.70 : 1,213,225,998.08 = 317,613,803.02 : x
  2. Step 2: Convert to fraction form
    808,794,253.70/1,213,225,998.08 = 317,613,803.02/x
  3. Step 3: Cross multiply
    808,794,253.70x = 1,213,225,998.08 × 317,613,803.02
  4. Step 4: Simplify right side
    808,794,253.70x = 385,337,323,168,302,848
  5. Step 5: Solve for x
    x = 385,337,323,168,302,848/808,794,253.70
  6. Step 6: Final answer
    x = 476,434,298.84

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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.