Home / 1,641,689,224.62-2,464,991,087.16-1,421,044,885.95

Finding the Fourth Proportional to 1,641,689,224.62, 2,464,991,087.16 and 1,421,044,885.95

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Solution

The fourth proportional to 1,641,689,224.62, 2,464,991,087.16 and 1,421,044,885.95 is: 2,133,694,322.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,689,224.62 : 2,464,991,087.16 = 1,421,044,885.95 : x
  2. Step 2: Convert to fraction form
    1,641,689,224.62/2,464,991,087.16 = 1,421,044,885.95/x
  3. Step 3: Cross multiply
    1,641,689,224.62x = 2,464,991,087.16 × 1,421,044,885.95
  4. Step 4: Simplify right side
    1,641,689,224.62x = 3,502,862,978,321,048,576
  5. Step 5: Solve for x
    x = 3,502,862,978,321,048,576/1,641,689,224.62
  6. Step 6: Final answer
    x = 2,133,694,322.77

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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.