Home / 722,338,752,662.80-1,082,792,434,001.40-339,196,966,504.72

Finding the Fourth Proportional to 722,338,752,662.80, 1,082,792,434,001.40 and 339,196,966,504.72

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Solution

The fourth proportional to 722,338,752,662.80, 1,082,792,434,001.40 and 339,196,966,504.72 is: 508,459,372,577.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,338,752,662.80 : 1,082,792,434,001.40 = 339,196,966,504.72 : x
  2. Step 2: Convert to fraction form
    722,338,752,662.80/1,082,792,434,001.40 = 339,196,966,504.72/x
  3. Step 3: Cross multiply
    722,338,752,662.80x = 1,082,792,434,001.40 × 339,196,966,504.72
  4. Step 4: Simplify right side
    722,338,752,662.80x = 367,279,908,967,537,124,048,896
  5. Step 5: Solve for x
    x = 367,279,908,967,537,124,048,896/722,338,752,662.80
  6. Step 6: Final answer
    x = 508,459,372,577.77

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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.