Home / 2,989,592,156.55-4,484,371,922.55-1,218,955,928.43

Finding the Fourth Proportional to 2,989,592,156.55, 4,484,371,922.55 and 1,218,955,928.43

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Solution

The fourth proportional to 2,989,592,156.55, 4,484,371,922.55 and 1,218,955,928.43 is: 1,828,427,241.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,592,156.55 : 4,484,371,922.55 = 1,218,955,928.43 : x
  2. Step 2: Convert to fraction form
    2,989,592,156.55/4,484,371,922.55 = 1,218,955,928.43/x
  3. Step 3: Cross multiply
    2,989,592,156.55x = 4,484,371,922.55 × 1,218,955,928.43
  4. Step 4: Simplify right side
    2,989,592,156.55x = 5,466,251,740,277,359,616
  5. Step 5: Solve for x
    x = 5,466,251,740,277,359,616/2,989,592,156.55
  6. Step 6: Final answer
    x = 1,828,427,241.59

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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.