Home / 3,425,903,074.92-5,137,857,683.69-1,326,911,328.72

Finding the Fourth Proportional to 3,425,903,074.92, 5,137,857,683.69 and 1,326,911,328.72

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Solution

The fourth proportional to 3,425,903,074.92, 5,137,857,683.69 and 1,326,911,328.72 is: 1,989,980,865.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,903,074.92 : 5,137,857,683.69 = 1,326,911,328.72 : x
  2. Step 2: Convert to fraction form
    3,425,903,074.92/5,137,857,683.69 = 1,326,911,328.72/x
  3. Step 3: Cross multiply
    3,425,903,074.92x = 5,137,857,683.69 × 1,326,911,328.72
  4. Step 4: Simplify right side
    3,425,903,074.92x = 6,817,481,565,832,725,504
  5. Step 5: Solve for x
    x = 6,817,481,565,832,725,504/3,425,903,074.92
  6. Step 6: Final answer
    x = 1,989,980,865.41

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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.