Home / 86,574,051-119,475,945.90-47,942,883

Finding the Fourth Proportional to 86,574,051, 119,475,945.90 and 47,942,883

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Solution

The fourth proportional to 86,574,051, 119,475,945.90 and 47,942,883 is: 66,163,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,574,051 : 119,475,945.90 = 47,942,883 : x
  2. Step 2: Convert to fraction form
    86,574,051/119,475,945.90 = 47,942,883/x
  3. Step 3: Cross multiply
    86,574,051x = 119,475,945.90 × 47,942,883
  4. Step 4: Simplify right side
    86,574,051x = 5,728,021,295,598,030
  5. Step 5: Solve for x
    x = 5,728,021,295,598,030/86,574,051
  6. Step 6: Final answer
    x = 66,163,258.27

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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.