Home / 14,641,689,665.32-20,207,740,412.91-8,929,288,150.36

Finding the Fourth Proportional to 14,641,689,665.32, 20,207,740,412.91 and 8,929,288,150.36

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Solution

The fourth proportional to 14,641,689,665.32, 20,207,740,412.91 and 8,929,288,150.36 is: 12,323,764,615.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,641,689,665.32 : 20,207,740,412.91 = 8,929,288,150.36 : x
  2. Step 2: Convert to fraction form
    14,641,689,665.32/20,207,740,412.91 = 8,929,288,150.36/x
  3. Step 3: Cross multiply
    14,641,689,665.32x = 20,207,740,412.91 × 8,929,288,150.36
  4. Step 4: Simplify right side
    14,641,689,665.32x = 180,440,737,014,548,168,704
  5. Step 5: Solve for x
    x = 180,440,737,014,548,168,704/14,641,689,665.32
  6. Step 6: Final answer
    x = 12,323,764,615.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.