Home / 509,916,145.80-764,874,218.70-467,400,865.80

Finding the Fourth Proportional to 509,916,145.80, 764,874,218.70 and 467,400,865.80

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Solution

The fourth proportional to 509,916,145.80, 764,874,218.70 and 467,400,865.80 is: 701,101,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,916,145.80 : 764,874,218.70 = 467,400,865.80 : x
  2. Step 2: Convert to fraction form
    509,916,145.80/764,874,218.70 = 467,400,865.80/x
  3. Step 3: Cross multiply
    509,916,145.80x = 764,874,218.70 × 467,400,865.80
  4. Step 4: Simplify right side
    509,916,145.80x = 357,502,872,048,478,592
  5. Step 5: Solve for x
    x = 357,502,872,048,478,592/509,916,145.80
  6. Step 6: Final answer
    x = 701,101,298.70

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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.