Home / 1,429,448,916.80-2,137,590,799.84-1,359,713,228.80

Finding the Fourth Proportional to 1,429,448,916.80, 2,137,590,799.84 and 1,359,713,228.80

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Solution

The fourth proportional to 1,429,448,916.80, 2,137,590,799.84 and 1,359,713,228.80 is: 2,033,308,398.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,448,916.80 : 2,137,590,799.84 = 1,359,713,228.80 : x
  2. Step 2: Convert to fraction form
    1,429,448,916.80/2,137,590,799.84 = 1,359,713,228.80/x
  3. Step 3: Cross multiply
    1,429,448,916.80x = 2,137,590,799.84 × 1,359,713,228.80
  4. Step 4: Simplify right side
    1,429,448,916.80x = 2,906,510,488,303,620,608
  5. Step 5: Solve for x
    x = 2,906,510,488,303,620,608/1,429,448,916.80
  6. Step 6: Final answer
    x = 2,033,308,398.88

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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.