Home / 1,672,915,922.90-2,509,373,884.35-983,153,618.90

Finding the Fourth Proportional to 1,672,915,922.90, 2,509,373,884.35 and 983,153,618.90

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Solution

The fourth proportional to 1,672,915,922.90, 2,509,373,884.35 and 983,153,618.90 is: 1,474,730,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,915,922.90 : 2,509,373,884.35 = 983,153,618.90 : x
  2. Step 2: Convert to fraction form
    1,672,915,922.90/2,509,373,884.35 = 983,153,618.90/x
  3. Step 3: Cross multiply
    1,672,915,922.90x = 2,509,373,884.35 × 983,153,618.90
  4. Step 4: Simplify right side
    1,672,915,922.90x = 2,467,100,015,571,852,288
  5. Step 5: Solve for x
    x = 2,467,100,015,571,852,288/1,672,915,922.90
  6. Step 6: Final answer
    x = 1,474,730,428.35

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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.