Home / 1,824,140,763.94-2,517,246,814.35-988,747,398.40

Finding the Fourth Proportional to 1,824,140,763.94, 2,517,246,814.35 and 988,747,398.40

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Solution

The fourth proportional to 1,824,140,763.94, 2,517,246,814.35 and 988,747,398.40 is: 1,364,434,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824,140,763.94 : 2,517,246,814.35 = 988,747,398.40 : x
  2. Step 2: Convert to fraction form
    1,824,140,763.94/2,517,246,814.35 = 988,747,398.40/x
  3. Step 3: Cross multiply
    1,824,140,763.94x = 2,517,246,814.35 × 988,747,398.40
  4. Step 4: Simplify right side
    1,824,140,763.94x = 2,488,921,238,819,250,176
  5. Step 5: Solve for x
    x = 2,488,921,238,819,250,176/1,824,140,763.94
  6. Step 6: Final answer
    x = 1,364,434,855.04

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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.