Home / 1,938,482,253,089.70-2,907,782,616,705.50-665,049,185,369.40

Finding the Fourth Proportional to 1,938,482,253,089.70, 2,907,782,616,705.50 and 665,049,185,369.40

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Solution

The fourth proportional to 1,938,482,253,089.70, 2,907,782,616,705.50 and 665,049,185,369.40 is: 997,594,100,946.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,482,253,089.70 : 2,907,782,616,705.50 = 665,049,185,369.40 : x
  2. Step 2: Convert to fraction form
    1,938,482,253,089.70/2,907,782,616,705.50 = 665,049,185,369.40/x
  3. Step 3: Cross multiply
    1,938,482,253,089.70x = 2,907,782,616,705.50 × 665,049,185,369.40
  4. Step 4: Simplify right side
    1,938,482,253,089.70x = 1,933,818,460,471,295,077,253,120
  5. Step 5: Solve for x
    x = 1,933,818,460,471,295,077,253,120/1,938,482,253,089.70
  6. Step 6: Final answer
    x = 997,594,100,946.26

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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.