Home / 1,226,471,967.48-1,692,522,705.02-669,555,014.52

Finding the Fourth Proportional to 1,226,471,967.48, 1,692,522,705.02 and 669,555,014.52

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Solution

The fourth proportional to 1,226,471,967.48, 1,692,522,705.02 and 669,555,014.52 is: 923,981,219.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,471,967.48 : 1,692,522,705.02 = 669,555,014.52 : x
  2. Step 2: Convert to fraction form
    1,226,471,967.48/1,692,522,705.02 = 669,555,014.52/x
  3. Step 3: Cross multiply
    1,226,471,967.48x = 1,692,522,705.02 × 669,555,014.52
  4. Step 4: Simplify right side
    1,226,471,967.48x = 1,133,237,064,335,095,680
  5. Step 5: Solve for x
    x = 1,133,237,064,335,095,680/1,226,471,967.48
  6. Step 6: Final answer
    x = 923,981,219.61

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Double scale
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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.