Home / 2,421,618,933.79-3,341,834,000.72-1,307,784,920.59

Finding the Fourth Proportional to 2,421,618,933.79, 3,341,834,000.72 and 1,307,784,920.59

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Solution

The fourth proportional to 2,421,618,933.79, 3,341,834,000.72 and 1,307,784,920.59 is: 1,804,743,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,618,933.79 : 3,341,834,000.72 = 1,307,784,920.59 : x
  2. Step 2: Convert to fraction form
    2,421,618,933.79/3,341,834,000.72 = 1,307,784,920.59/x
  3. Step 3: Cross multiply
    2,421,618,933.79x = 3,341,834,000.72 × 1,307,784,920.59
  4. Step 4: Simplify right side
    2,421,618,933.79x = 4,370,400,113,256,566,784
  5. Step 5: Solve for x
    x = 4,370,400,113,256,566,784/2,421,618,933.79
  6. Step 6: Final answer
    x = 1,804,743,121.34

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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.