Home / 776,126,792.21-1,071,049,524.67-423,702,782.92

Finding the Fourth Proportional to 776,126,792.21, 1,071,049,524.67 and 423,702,782.92

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Solution

The fourth proportional to 776,126,792.21, 1,071,049,524.67 and 423,702,782.92 is: 584,706,865.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,126,792.21 : 1,071,049,524.67 = 423,702,782.92 : x
  2. Step 2: Convert to fraction form
    776,126,792.21/1,071,049,524.67 = 423,702,782.92/x
  3. Step 3: Cross multiply
    776,126,792.21x = 1,071,049,524.67 × 423,702,782.92
  4. Step 4: Simplify right side
    776,126,792.21x = 453,806,664,242,466,944
  5. Step 5: Solve for x
    x = 453,806,664,242,466,944/776,126,792.21
  6. Step 6: Final answer
    x = 584,706,865.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.