Home / 2,421,618,932.79-3,341,833,999.34-1,307,784,919.59

Finding the Fourth Proportional to 2,421,618,932.79, 3,341,833,999.34 and 1,307,784,919.59

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Solution

The fourth proportional to 2,421,618,932.79, 3,341,833,999.34 and 1,307,784,919.59 is: 1,804,743,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,618,932.79 : 3,341,833,999.34 = 1,307,784,919.59 : x
  2. Step 2: Convert to fraction form
    2,421,618,932.79/3,341,833,999.34 = 1,307,784,919.59/x
  3. Step 3: Cross multiply
    2,421,618,932.79x = 3,341,833,999.34 × 1,307,784,919.59
  4. Step 4: Simplify right side
    2,421,618,932.79x = 4,370,400,108,103,450,624
  5. Step 5: Solve for x
    x = 4,370,400,108,103,450,624/2,421,618,932.79
  6. Step 6: Final answer
    x = 1,804,743,119.95

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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.