Home / 805,975,679,277.60-1,209,133,333,799.20-261,381,712,839.03

Finding the Fourth Proportional to 805,975,679,277.60, 1,209,133,333,799.20 and 261,381,712,839.03

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Solution

The fourth proportional to 805,975,679,277.60, 1,209,133,333,799.20 and 261,381,712,839.03 is: 392,127,641,025.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,975,679,277.60 : 1,209,133,333,799.20 = 261,381,712,839.03 : x
  2. Step 2: Convert to fraction form
    805,975,679,277.60/1,209,133,333,799.20 = 261,381,712,839.03/x
  3. Step 3: Cross multiply
    805,975,679,277.60x = 1,209,133,333,799.20 × 261,381,712,839.03
  4. Step 4: Simplify right side
    805,975,679,277.60x = 316,045,341,839,201,469,988,864
  5. Step 5: Solve for x
    x = 316,045,341,839,201,469,988,864/805,975,679,277.60
  6. Step 6: Final answer
    x = 392,127,641,025.69

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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.