Home / 1,553,784,895.84-2,144,198,132.52-848,921,742.40

Finding the Fourth Proportional to 1,553,784,895.84, 2,144,198,132.52 and 848,921,742.40

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Solution

The fourth proportional to 1,553,784,895.84, 2,144,198,132.52 and 848,921,742.40 is: 1,171,498,332.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,784,895.84 : 2,144,198,132.52 = 848,921,742.40 : x
  2. Step 2: Convert to fraction form
    1,553,784,895.84/2,144,198,132.52 = 848,921,742.40/x
  3. Step 3: Cross multiply
    1,553,784,895.84x = 2,144,198,132.52 × 848,921,742.40
  4. Step 4: Simplify right side
    1,553,784,895.84x = 1,820,256,414,709,704,448
  5. Step 5: Solve for x
    x = 1,820,256,414,709,704,448/1,553,784,895.84
  6. Step 6: Final answer
    x = 1,171,498,332.61

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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.