Home / 65,546,218,353.89-90,452,818,686.63-36,610,830,535.79

Finding the Fourth Proportional to 65,546,218,353.89, 90,452,818,686.63 and 36,610,830,535.79

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Solution

The fourth proportional to 65,546,218,353.89, 90,452,818,686.63 and 36,610,830,535.79 is: 50,522,408,455.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,546,218,353.89 : 90,452,818,686.63 = 36,610,830,535.79 : x
  2. Step 2: Convert to fraction form
    65,546,218,353.89/90,452,818,686.63 = 36,610,830,535.79/x
  3. Step 3: Cross multiply
    65,546,218,353.89x = 90,452,818,686.63 × 36,610,830,535.79
  4. Step 4: Simplify right side
    65,546,218,353.89x = 3,311,552,816,420,750,360,576
  5. Step 5: Solve for x
    x = 3,311,552,816,420,750,360,576/65,546,218,353.89
  6. Step 6: Final answer
    x = 50,522,408,455.99

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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.