Home / 778,783,545,227.39-1,074,727,602,642.70-431,559,624,088.66

Finding the Fourth Proportional to 778,783,545,227.39, 1,074,727,602,642.70 and 431,559,624,088.66

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Solution

The fourth proportional to 778,783,545,227.39, 1,074,727,602,642.70 and 431,559,624,088.66 is: 595,555,778,029.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,783,545,227.39 : 1,074,727,602,642.70 = 431,559,624,088.66 : x
  2. Step 2: Convert to fraction form
    778,783,545,227.39/1,074,727,602,642.70 = 431,559,624,088.66/x
  3. Step 3: Cross multiply
    778,783,545,227.39x = 1,074,727,602,642.70 × 431,559,624,088.66
  4. Step 4: Simplify right side
    778,783,545,227.39x = 463,809,040,194,190,346,027,008
  5. Step 5: Solve for x
    x = 463,809,040,194,190,346,027,008/778,783,545,227.39
  6. Step 6: Final answer
    x = 595,555,778,029.14

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Double scale
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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.