Home / 1,243,300,758.07-1,716,529,509.59-791,433,778.73

Finding the Fourth Proportional to 1,243,300,758.07, 1,716,529,509.59 and 791,433,778.73

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Solution

The fourth proportional to 1,243,300,758.07, 1,716,529,509.59 and 791,433,778.73 is: 1,092,671,606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,300,758.07 : 1,716,529,509.59 = 791,433,778.73 : x
  2. Step 2: Convert to fraction form
    1,243,300,758.07/1,716,529,509.59 = 791,433,778.73/x
  3. Step 3: Cross multiply
    1,243,300,758.07x = 1,716,529,509.59 × 791,433,778.73
  4. Step 4: Simplify right side
    1,243,300,758.07x = 1,358,519,436,076,367,360
  5. Step 5: Solve for x
    x = 1,358,519,436,076,367,360/1,243,300,758.07
  6. Step 6: Final answer
    x = 1,092,671,606.01

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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.