Home / 788,677,272.91-1,082,675,356.60-676,974,187.34

Finding the Fourth Proportional to 788,677,272.91, 1,082,675,356.60 and 676,974,187.34

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Solution

The fourth proportional to 788,677,272.91, 1,082,675,356.60 and 676,974,187.34 is: 929,332,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,677,272.91 : 1,082,675,356.60 = 676,974,187.34 : x
  2. Step 2: Convert to fraction form
    788,677,272.91/1,082,675,356.60 = 676,974,187.34/x
  3. Step 3: Cross multiply
    788,677,272.91x = 1,082,675,356.60 × 676,974,187.34
  4. Step 4: Simplify right side
    788,677,272.91x = 732,943,269,683,944,832
  5. Step 5: Solve for x
    x = 732,943,269,683,944,832/788,677,272.91
  6. Step 6: Final answer
    x = 929,332,307.22

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Double scale
Find fourth proportional to 788,677,273.91, 1,082,675,357.97 and 676,974,188.34
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.