Home / 1,173,646,819.30-1,760,470,228.95-629,451,235.30

Finding the Fourth Proportional to 1,173,646,819.30, 1,760,470,228.95 and 629,451,235.30

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Solution

The fourth proportional to 1,173,646,819.30, 1,760,470,228.95 and 629,451,235.30 is: 944,176,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,646,819.30 : 1,760,470,228.95 = 629,451,235.30 : x
  2. Step 2: Convert to fraction form
    1,173,646,819.30/1,760,470,228.95 = 629,451,235.30/x
  3. Step 3: Cross multiply
    1,173,646,819.30x = 1,760,470,228.95 × 629,451,235.30
  4. Step 4: Simplify right side
    1,173,646,819.30x = 1,108,130,160,321,451,264
  5. Step 5: Solve for x
    x = 1,108,130,160,321,451,264/1,173,646,819.30
  6. Step 6: Final answer
    x = 944,176,852.95

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Half scale
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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.