Home / 163,754,736.54-245,420,075.16-66,597,589.59

Finding the Fourth Proportional to 163,754,736.54, 245,420,075.16 and 66,597,589.59

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Solution

The fourth proportional to 163,754,736.54, 245,420,075.16 and 66,597,589.59 is: 99,810,153.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,754,736.54 : 245,420,075.16 = 66,597,589.59 : x
  2. Step 2: Convert to fraction form
    163,754,736.54/245,420,075.16 = 66,597,589.59/x
  3. Step 3: Cross multiply
    163,754,736.54x = 245,420,075.16 × 66,597,589.59
  4. Step 4: Simplify right side
    163,754,736.54x = 16,344,385,442,652,634
  5. Step 5: Solve for x
    x = 16,344,385,442,652,634/163,754,736.54
  6. Step 6: Final answer
    x = 99,810,153.82

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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.