Home / 136,482,599.58-188,345,973.51-74,603,185.26

Finding the Fourth Proportional to 136,482,599.58, 188,345,973.51 and 74,603,185.26

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Solution

The fourth proportional to 136,482,599.58, 188,345,973.51 and 74,603,185.26 is: 102,952,388.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,482,599.58 : 188,345,973.51 = 74,603,185.26 : x
  2. Step 2: Convert to fraction form
    136,482,599.58/188,345,973.51 = 74,603,185.26/x
  3. Step 3: Cross multiply
    136,482,599.58x = 188,345,973.51 × 74,603,185.26
  4. Step 4: Simplify right side
    136,482,599.58x = 14,051,209,554,741,582
  5. Step 5: Solve for x
    x = 14,051,209,554,741,582/136,482,599.58
  6. Step 6: Final answer
    x = 102,952,388.06

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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.