Home / 73,481,427.21-101,402,503.24-39,989,482.61

Finding the Fourth Proportional to 73,481,427.21, 101,402,503.24 and 39,989,482.61

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Solution

The fourth proportional to 73,481,427.21, 101,402,503.24 and 39,989,482.61 is: 55,184,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,481,427.21 : 101,402,503.24 = 39,989,482.61 : x
  2. Step 2: Convert to fraction form
    73,481,427.21/101,402,503.24 = 39,989,482.61/x
  3. Step 3: Cross multiply
    73,481,427.21x = 101,402,503.24 × 39,989,482.61
  4. Step 4: Simplify right side
    73,481,427.21x = 4,055,033,639,926,448.50
  5. Step 5: Solve for x
    x = 4,055,033,639,926,448.50/73,481,427.21
  6. Step 6: Final answer
    x = 55,184,470.33

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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.