Home / 10,838,470,219.20-14,929,220,453.76-7,661,191,742.64

Finding the Fourth Proportional to 10,838,470,219.20, 14,929,220,453.76 and 7,661,191,742.64

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Solution

The fourth proportional to 10,838,470,219.20, 14,929,220,453.76 and 7,661,191,742.64 is: 10,552,745,742.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838,470,219.20 : 14,929,220,453.76 = 7,661,191,742.64 : x
  2. Step 2: Convert to fraction form
    10,838,470,219.20/14,929,220,453.76 = 7,661,191,742.64/x
  3. Step 3: Cross multiply
    10,838,470,219.20x = 14,929,220,453.76 × 7,661,191,742.64
  4. Step 4: Simplify right side
    10,838,470,219.20x = 114,375,620,464,398,319,616
  5. Step 5: Solve for x
    x = 114,375,620,464,398,319,616/10,838,470,219.20
  6. Step 6: Final answer
    x = 10,552,745,742.83

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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.