Home / 1,243,300,760.16-1,716,529,512.48-791,433,780.83

Finding the Fourth Proportional to 1,243,300,760.16, 1,716,529,512.48 and 791,433,780.83

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Solution

The fourth proportional to 1,243,300,760.16, 1,716,529,512.48 and 791,433,780.83 is: 1,092,671,608.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,300,760.16 : 1,716,529,512.48 = 791,433,780.83 : x
  2. Step 2: Convert to fraction form
    1,243,300,760.16/1,716,529,512.48 = 791,433,780.83/x
  3. Step 3: Cross multiply
    1,243,300,760.16x = 1,716,529,512.48 × 791,433,780.83
  4. Step 4: Simplify right side
    1,243,300,760.16x = 1,358,519,441,968,323,072
  5. Step 5: Solve for x
    x = 1,358,519,441,968,323,072/1,243,300,760.16
  6. Step 6: Final answer
    x = 1,092,671,608.91

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Double scale
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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.