Home / 290,534,225,770.98-400,936,118,324.49-162,075,572,080.74

Finding the Fourth Proportional to 290,534,225,770.98, 400,936,118,324.49 and 162,075,572,080.74

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Solution

The fourth proportional to 290,534,225,770.98, 400,936,118,324.49 and 162,075,572,080.74 is: 223,663,668,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,534,225,770.98 : 400,936,118,324.49 = 162,075,572,080.74 : x
  2. Step 2: Convert to fraction form
    290,534,225,770.98/400,936,118,324.49 = 162,075,572,080.74/x
  3. Step 3: Cross multiply
    290,534,225,770.98x = 400,936,118,324.49 × 162,075,572,080.74
  4. Step 4: Simplify right side
    290,534,225,770.98x = 64,981,950,745,272,979,030,016
  5. Step 5: Solve for x
    x = 64,981,950,745,272,979,030,016/290,534,225,770.98
  6. Step 6: Final answer
    x = 223,663,668,446.75

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Double scale
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1.5x scale

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.