Home / 101,519,533,478.68-140,100,316,018.68-55,795,429,603.24

Finding the Fourth Proportional to 101,519,533,478.68, 140,100,316,018.68 and 55,795,429,603.24

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Solution

The fourth proportional to 101,519,533,478.68, 140,100,316,018.68 and 55,795,429,603.24 is: 76,999,539,418.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,519,533,478.68 : 140,100,316,018.68 = 55,795,429,603.24 : x
  2. Step 2: Convert to fraction form
    101,519,533,478.68/140,100,316,018.68 = 55,795,429,603.24/x
  3. Step 3: Cross multiply
    101,519,533,478.68x = 140,100,316,018.68 × 55,795,429,603.24
  4. Step 4: Simplify right side
    101,519,533,478.68x = 7,816,957,319,811,936,813,056
  5. Step 5: Solve for x
    x = 7,816,957,319,811,936,813,056/101,519,533,478.68
  6. Step 6: Final answer
    x = 76,999,539,418.23

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1.5x scale

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.