Home / 73,030,955.56-100,785,867.94-40,435,910.44

Finding the Fourth Proportional to 73,030,955.56, 100,785,867.94 and 40,435,910.44

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Solution

The fourth proportional to 73,030,955.56, 100,785,867.94 and 40,435,910.44 is: 55,803,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,030,955.56 : 100,785,867.94 = 40,435,910.44 : x
  2. Step 2: Convert to fraction form
    73,030,955.56/100,785,867.94 = 40,435,910.44/x
  3. Step 3: Cross multiply
    73,030,955.56x = 100,785,867.94 × 40,435,910.44
  4. Step 4: Simplify right side
    73,030,955.56x = 4,075,368,329,639,507
  5. Step 5: Solve for x
    x = 4,075,368,329,639,507/73,030,955.56
  6. Step 6: Final answer
    x = 55,803,300.10

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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.