Home / 188,749,894.53-260,482,935.74-105,118,024.91

Finding the Fourth Proportional to 188,749,894.53, 260,482,935.74 and 105,118,024.91

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Solution

The fourth proportional to 188,749,894.53, 260,482,935.74 and 105,118,024.91 is: 145,067,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,749,894.53 : 260,482,935.74 = 105,118,024.91 : x
  2. Step 2: Convert to fraction form
    188,749,894.53/260,482,935.74 = 105,118,024.91/x
  3. Step 3: Cross multiply
    188,749,894.53x = 260,482,935.74 × 105,118,024.91
  4. Step 4: Simplify right side
    188,749,894.53x = 27,381,451,725,919,248
  5. Step 5: Solve for x
    x = 27,381,451,725,919,248/188,749,894.53
  6. Step 6: Final answer
    x = 145,067,374.97

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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.