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Finding the Fourth Proportional to 884,736,761.22, 1,327,321,211.49 and 294,525,859.77

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Solution

The fourth proportional to 884,736,761.22, 1,327,321,211.49 and 294,525,859.77 is: 441,860,718.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,736,761.22 : 1,327,321,211.49 = 294,525,859.77 : x
  2. Step 2: Convert to fraction form
    884,736,761.22/1,327,321,211.49 = 294,525,859.77/x
  3. Step 3: Cross multiply
    884,736,761.22x = 1,327,321,211.49 × 294,525,859.77
  4. Step 4: Simplify right side
    884,736,761.22x = 390,930,421,005,050,240
  5. Step 5: Solve for x
    x = 390,930,421,005,050,240/884,736,761.22
  6. Step 6: Final answer
    x = 441,860,718.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.