Home / 234,798,556.80-351,899,236.80-209,119,094.40

Finding the Fourth Proportional to 234,798,556.80, 351,899,236.80 and 209,119,094.40

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Solution

The fourth proportional to 234,798,556.80, 351,899,236.80 and 209,119,094.40 is: 313,412,700.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,798,556.80 : 351,899,236.80 = 209,119,094.40 : x
  2. Step 2: Convert to fraction form
    234,798,556.80/351,899,236.80 = 209,119,094.40/x
  3. Step 3: Cross multiply
    234,798,556.80x = 351,899,236.80 × 209,119,094.40
  4. Step 4: Simplify right side
    234,798,556.80x = 73,588,849,719,667,152
  5. Step 5: Solve for x
    x = 73,588,849,719,667,152/234,798,556.80
  6. Step 6: Final answer
    x = 313,412,700.33

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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.