Home / 92,677,720.32-127,896,135.84-51,428,450.88

Finding the Fourth Proportional to 92,677,720.32, 127,896,135.84 and 51,428,450.88

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Solution

The fourth proportional to 92,677,720.32, 127,896,135.84 and 51,428,450.88 is: 70,971,751.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,677,720.32 : 127,896,135.84 = 51,428,450.88 : x
  2. Step 2: Convert to fraction form
    92,677,720.32/127,896,135.84 = 51,428,450.88/x
  3. Step 3: Cross multiply
    92,677,720.32x = 127,896,135.84 × 51,428,450.88
  4. Step 4: Simplify right side
    92,677,720.32x = 6,577,500,139,789,248
  5. Step 5: Solve for x
    x = 6,577,500,139,789,248/92,677,720.32
  6. Step 6: Final answer
    x = 70,971,751.54

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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.