Home / 784,545,967.37-1,082,749,960.94-585,962,853.59

Finding the Fourth Proportional to 784,545,967.37, 1,082,749,960.94 and 585,962,853.59

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Solution

The fourth proportional to 784,545,967.37, 1,082,749,960.94 and 585,962,853.59 is: 808,685,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,545,967.37 : 1,082,749,960.94 = 585,962,853.59 : x
  2. Step 2: Convert to fraction form
    784,545,967.37/1,082,749,960.94 = 585,962,853.59/x
  3. Step 3: Cross multiply
    784,545,967.37x = 1,082,749,960.94 × 585,962,853.59
  4. Step 4: Simplify right side
    784,545,967.37x = 634,451,256,828,519,936
  5. Step 5: Solve for x
    x = 634,451,256,828,519,936/784,545,967.37
  6. Step 6: Final answer
    x = 808,685,893.78

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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.