Home / 1,188,006,928.15-1,782,010,392.23-943,118,915.35

Finding the Fourth Proportional to 1,188,006,928.15, 1,782,010,392.23 and 943,118,915.35

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Solution

The fourth proportional to 1,188,006,928.15, 1,782,010,392.23 and 943,118,915.35 is: 1,414,678,373.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,006,928.15 : 1,782,010,392.23 = 943,118,915.35 : x
  2. Step 2: Convert to fraction form
    1,188,006,928.15/1,782,010,392.23 = 943,118,915.35/x
  3. Step 3: Cross multiply
    1,188,006,928.15x = 1,782,010,392.23 × 943,118,915.35
  4. Step 4: Simplify right side
    1,188,006,928.15x = 1,680,647,708,262,385,664
  5. Step 5: Solve for x
    x = 1,680,647,708,262,385,664/1,188,006,928.15
  6. Step 6: Final answer
    x = 1,414,678,373.03

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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.