Home / 101,253,020,453.42-139,716,325,526.19-55,515,260,065.32

Finding the Fourth Proportional to 101,253,020,453.42, 139,716,325,526.19 and 55,515,260,065.32

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Solution

The fourth proportional to 101,253,020,453.42, 139,716,325,526.19 and 55,515,260,065.32 is: 76,604,017,462.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,253,020,453.42 : 139,716,325,526.19 = 55,515,260,065.32 : x
  2. Step 2: Convert to fraction form
    101,253,020,453.42/139,716,325,526.19 = 55,515,260,065.32/x
  3. Step 3: Cross multiply
    101,253,020,453.42x = 139,716,325,526.19 × 55,515,260,065.32
  4. Step 4: Simplify right side
    101,253,020,453.42x = 7,756,388,146,957,344,833,536
  5. Step 5: Solve for x
    x = 7,756,388,146,957,344,833,536/101,253,020,453.42
  6. Step 6: Final answer
    x = 76,604,017,462.63

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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.