Home / 1,646,798,511.30-2,470,197,766.95-1,417,215,999.30

Finding the Fourth Proportional to 1,646,798,511.30, 2,470,197,766.95 and 1,417,215,999.30

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Solution

The fourth proportional to 1,646,798,511.30, 2,470,197,766.95 and 1,417,215,999.30 is: 2,125,823,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,798,511.30 : 2,470,197,766.95 = 1,417,215,999.30 : x
  2. Step 2: Convert to fraction form
    1,646,798,511.30/2,470,197,766.95 = 1,417,215,999.30/x
  3. Step 3: Cross multiply
    1,646,798,511.30x = 2,470,197,766.95 × 1,417,215,999.30
  4. Step 4: Simplify right side
    1,646,798,511.30x = 3,500,803,796,756,672,512
  5. Step 5: Solve for x
    x = 3,500,803,796,756,672,512/1,646,798,511.30
  6. Step 6: Final answer
    x = 2,125,823,998.95

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Double scale
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Similar ratio
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1.5x scale

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.