Home / 92,677,728.32-127,896,146.88-51,428,458.88

Finding the Fourth Proportional to 92,677,728.32, 127,896,146.88 and 51,428,458.88

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Solution

The fourth proportional to 92,677,728.32, 127,896,146.88 and 51,428,458.88 is: 70,971,762.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,677,728.32 : 127,896,146.88 = 51,428,458.88 : x
  2. Step 2: Convert to fraction form
    92,677,728.32/127,896,146.88 = 51,428,458.88/x
  3. Step 3: Cross multiply
    92,677,728.32x = 127,896,146.88 × 51,428,458.88
  4. Step 4: Simplify right side
    92,677,728.32x = 6,577,501,730,728,520
  5. Step 5: Solve for x
    x = 6,577,501,730,728,520/92,677,728.32
  6. Step 6: Final answer
    x = 70,971,762.58

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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.