Home / 906,994,556,396.95-1,251,690,513,301.40-521,619,203,141.56

Finding the Fourth Proportional to 906,994,556,396.95, 1,251,690,513,301.40 and 521,619,203,141.56

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Solution

The fourth proportional to 906,994,556,396.95, 1,251,690,513,301.40 and 521,619,203,141.56 is: 719,856,369,063.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,994,556,396.95 : 1,251,690,513,301.40 = 521,619,203,141.56 : x
  2. Step 2: Convert to fraction form
    906,994,556,396.95/1,251,690,513,301.40 = 521,619,203,141.56/x
  3. Step 3: Cross multiply
    906,994,556,396.95x = 1,251,690,513,301.40 × 521,619,203,141.56
  4. Step 4: Simplify right side
    906,994,556,396.95x = 652,905,808,128,126,482,382,848
  5. Step 5: Solve for x
    x = 652,905,808,128,126,482,382,848/906,994,556,396.95
  6. Step 6: Final answer
    x = 719,856,369,063.34

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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.