Home / 372,882,919,833.57-514,577,461,514.01-208,082,710,996.56

Finding the Fourth Proportional to 372,882,919,833.57, 514,577,461,514.01 and 208,082,710,996.56

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Solution

The fourth proportional to 372,882,919,833.57, 514,577,461,514.01 and 208,082,710,996.56 is: 287,153,601,074.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,882,919,833.57 : 514,577,461,514.01 = 208,082,710,996.56 : x
  2. Step 2: Convert to fraction form
    372,882,919,833.57/514,577,461,514.01 = 208,082,710,996.56/x
  3. Step 3: Cross multiply
    372,882,919,833.57x = 514,577,461,514.01 × 208,082,710,996.56
  4. Step 4: Simplify right side
    372,882,919,833.57x = 107,074,673,209,563,221,590,016
  5. Step 5: Solve for x
    x = 107,074,673,209,563,221,590,016/372,882,919,833.57
  6. Step 6: Final answer
    x = 287,153,601,074.98

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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.