Home / 505,925,302,488.12-758,860,020,072.36-369,926,792,671.77

Finding the Fourth Proportional to 505,925,302,488.12, 758,860,020,072.36 and 369,926,792,671.77

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Solution

The fourth proportional to 505,925,302,488.12, 758,860,020,072.36 and 369,926,792,671.77 is: 554,869,764,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,925,302,488.12 : 758,860,020,072.36 = 369,926,792,671.77 : x
  2. Step 2: Convert to fraction form
    505,925,302,488.12/758,860,020,072.36 = 369,926,792,671.77/x
  3. Step 3: Cross multiply
    505,925,302,488.12x = 758,860,020,072.36 × 369,926,792,671.77
  4. Step 4: Simplify right side
    505,925,302,488.12x = 280,722,653,312,203,163,172,864
  5. Step 5: Solve for x
    x = 280,722,653,312,203,163,172,864/505,925,302,488.12
  6. Step 6: Final answer
    x = 554,869,764,235.20

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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.