Home / 509,916,703.80-764,875,055.70-467,401,423.80

Finding the Fourth Proportional to 509,916,703.80, 764,875,055.70 and 467,401,423.80

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Solution

The fourth proportional to 509,916,703.80, 764,875,055.70 and 467,401,423.80 is: 701,102,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,916,703.80 : 764,875,055.70 = 467,401,423.80 : x
  2. Step 2: Convert to fraction form
    509,916,703.80/764,875,055.70 = 467,401,423.80/x
  3. Step 3: Cross multiply
    509,916,703.80x = 764,875,055.70 × 467,401,423.80
  4. Step 4: Simplify right side
    509,916,703.80x = 357,503,690,063,284,352
  5. Step 5: Solve for x
    x = 357,503,690,063,284,352/509,916,703.80
  6. Step 6: Final answer
    x = 701,102,135.70

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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.