Home / 805,975,679,278.60-1,209,133,333,800.70-261,381,712,840.03

Finding the Fourth Proportional to 805,975,679,278.60, 1,209,133,333,800.70 and 261,381,712,840.03

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Solution

The fourth proportional to 805,975,679,278.60, 1,209,133,333,800.70 and 261,381,712,840.03 is: 392,127,641,027.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,975,679,278.60 : 1,209,133,333,800.70 = 261,381,712,840.03 : x
  2. Step 2: Convert to fraction form
    805,975,679,278.60/1,209,133,333,800.70 = 261,381,712,840.03/x
  3. Step 3: Cross multiply
    805,975,679,278.60x = 1,209,133,333,800.70 × 261,381,712,840.03
  4. Step 4: Simplify right side
    805,975,679,278.60x = 316,045,341,840,802,687,483,904
  5. Step 5: Solve for x
    x = 316,045,341,840,802,687,483,904/805,975,679,278.60
  6. Step 6: Final answer
    x = 392,127,641,027.19

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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.