Home / 106,791,312,974.36-147,372,120,970.33-57,962,143,509.60

Finding the Fourth Proportional to 106,791,312,974.36, 147,372,120,970.33 and 57,962,143,509.60

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Solution

The fourth proportional to 106,791,312,974.36, 147,372,120,970.33 and 57,962,143,509.60 is: 79,987,817,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,791,312,974.36 : 147,372,120,970.33 = 57,962,143,509.60 : x
  2. Step 2: Convert to fraction form
    106,791,312,974.36/147,372,120,970.33 = 57,962,143,509.60/x
  3. Step 3: Cross multiply
    106,791,312,974.36x = 147,372,120,970.33 × 57,962,143,509.60
  4. Step 4: Simplify right side
    106,791,312,974.36x = 8,542,004,024,995,808,804,864
  5. Step 5: Solve for x
    x = 8,542,004,024,995,808,804,864/106,791,312,974.36
  6. Step 6: Final answer
    x = 79,987,817,239.84

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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.