Home / 450,820,139,554.80-622,132,193,468.02-245,054,378,905.18

Finding the Fourth Proportional to 450,820,139,554.80, 622,132,193,468.02 and 245,054,378,905.18

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Solution

The fourth proportional to 450,820,139,554.80, 622,132,193,468.02 and 245,054,378,905.18 is: 338,175,260,798.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,820,139,554.80 : 622,132,193,468.02 = 245,054,378,905.18 : x
  2. Step 2: Convert to fraction form
    450,820,139,554.80/622,132,193,468.02 = 245,054,378,905.18/x
  3. Step 3: Cross multiply
    450,820,139,554.80x = 622,132,193,468.02 × 245,054,378,905.18
  4. Step 4: Simplify right side
    450,820,139,554.80x = 152,456,218,267,222,930,358,272
  5. Step 5: Solve for x
    x = 152,456,218,267,222,930,358,272/450,820,139,554.80
  6. Step 6: Final answer
    x = 338,175,260,798.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.