Home / 151,234,579,411.20-226,851,869,116.80-72,870,415,315.20

Finding the Fourth Proportional to 151,234,579,411.20, 226,851,869,116.80 and 72,870,415,315.20

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Solution

The fourth proportional to 151,234,579,411.20, 226,851,869,116.80 and 72,870,415,315.20 is: 109,305,622,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,234,579,411.20 : 226,851,869,116.80 = 72,870,415,315.20 : x
  2. Step 2: Convert to fraction form
    151,234,579,411.20/226,851,869,116.80 = 72,870,415,315.20/x
  3. Step 3: Cross multiply
    151,234,579,411.20x = 226,851,869,116.80 × 72,870,415,315.20
  4. Step 4: Simplify right side
    151,234,579,411.20x = 16,530,789,917,570,606,563,328
  5. Step 5: Solve for x
    x = 16,530,789,917,570,606,563,328/151,234,579,411.20
  6. Step 6: Final answer
    x = 109,305,622,972.80

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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.