Home / 230,073,965.58-317,509,907.44-136,068,695.70

Finding the Fourth Proportional to 230,073,965.58, 317,509,907.44 and 136,068,695.70

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Solution

The fourth proportional to 230,073,965.58, 317,509,907.44 and 136,068,695.70 is: 187,779,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,073,965.58 : 317,509,907.44 = 136,068,695.70 : x
  2. Step 2: Convert to fraction form
    230,073,965.58/317,509,907.44 = 136,068,695.70/x
  3. Step 3: Cross multiply
    230,073,965.58x = 317,509,907.44 × 136,068,695.70
  4. Step 4: Simplify right side
    230,073,965.58x = 43,203,158,976,809,752
  5. Step 5: Solve for x
    x = 43,203,158,976,809,752/230,073,965.58
  6. Step 6: Final answer
    x = 187,779,433.74

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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.