Home / 55,947,796,991.76-77,215,834,896.18-35,618,758,941.36

Finding the Fourth Proportional to 55,947,796,991.76, 77,215,834,896.18 and 35,618,758,941.36

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Solution

The fourth proportional to 55,947,796,991.76, 77,215,834,896.18 and 35,618,758,941.36 is: 49,158,900,930.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,947,796,991.76 : 77,215,834,896.18 = 35,618,758,941.36 : x
  2. Step 2: Convert to fraction form
    55,947,796,991.76/77,215,834,896.18 = 35,618,758,941.36/x
  3. Step 3: Cross multiply
    55,947,796,991.76x = 77,215,834,896.18 × 35,618,758,941.36
  4. Step 4: Simplify right side
    55,947,796,991.76x = 2,750,332,209,622,888,742,912
  5. Step 5: Solve for x
    x = 2,750,332,209,622,888,742,912/55,947,796,991.76
  6. Step 6: Final answer
    x = 49,158,900,930.95

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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.