Home / 51,445,677,141.09-77,159,956,562.46-15,581,907,434.57

Finding the Fourth Proportional to 51,445,677,141.09, 77,159,956,562.46 and 15,581,907,434.57

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Solution

The fourth proportional to 51,445,677,141.09, 77,159,956,562.46 and 15,581,907,434.57 is: 23,370,268,749.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,445,677,141.09 : 77,159,956,562.46 = 15,581,907,434.57 : x
  2. Step 2: Convert to fraction form
    51,445,677,141.09/77,159,956,562.46 = 15,581,907,434.57/x
  3. Step 3: Cross multiply
    51,445,677,141.09x = 77,159,956,562.46 × 15,581,907,434.57
  4. Step 4: Simplify right side
    51,445,677,141.09x = 1,202,299,300,811,308,007,424
  5. Step 5: Solve for x
    x = 1,202,299,300,811,308,007,424/51,445,677,141.09
  6. Step 6: Final answer
    x = 23,370,268,749.97

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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.