Home / 463,306,522.07-697,464,537.98-422,072,402.47

Finding the Fourth Proportional to 463,306,522.07, 697,464,537.98 and 422,072,402.47

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Solution

The fourth proportional to 463,306,522.07, 697,464,537.98 and 422,072,402.47 is: 635,390,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,306,522.07 : 697,464,537.98 = 422,072,402.47 : x
  2. Step 2: Convert to fraction form
    463,306,522.07/697,464,537.98 = 422,072,402.47/x
  3. Step 3: Cross multiply
    463,306,522.07x = 697,464,537.98 × 422,072,402.47
  4. Step 4: Simplify right side
    463,306,522.07x = 294,380,533,178,993,152
  5. Step 5: Solve for x
    x = 294,380,533,178,993,152/463,306,522.07
  6. Step 6: Final answer
    x = 635,390,436.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.