Home / 122,352,340.19-183,526,713.32-30,236,075.78

Finding the Fourth Proportional to 122,352,340.19, 183,526,713.32 and 30,236,075.78

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Solution

The fourth proportional to 122,352,340.19, 183,526,713.32 and 30,236,075.78 is: 45,353,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,352,340.19 : 183,526,713.32 = 30,236,075.78 : x
  2. Step 2: Convert to fraction form
    122,352,340.19/183,526,713.32 = 30,236,075.78/x
  3. Step 3: Cross multiply
    122,352,340.19x = 183,526,713.32 × 30,236,075.78
  4. Step 4: Simplify right side
    122,352,340.19x = 5,549,127,610,529,041
  5. Step 5: Solve for x
    x = 5,549,127,610,529,041/122,352,340.19
  6. Step 6: Final answer
    x = 45,353,669.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.