Home / 68,593,654,702.62-102,855,153,848.31-30,787,820,044.74

Finding the Fourth Proportional to 68,593,654,702.62, 102,855,153,848.31 and 30,787,820,044.74

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Solution

The fourth proportional to 68,593,654,702.62, 102,855,153,848.31 and 30,787,820,044.74 is: 46,165,873,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,593,654,702.62 : 102,855,153,848.31 = 30,787,820,044.74 : x
  2. Step 2: Convert to fraction form
    68,593,654,702.62/102,855,153,848.31 = 30,787,820,044.74/x
  3. Step 3: Cross multiply
    68,593,654,702.62x = 102,855,153,848.31 × 30,787,820,044.74
  4. Step 4: Simplify right side
    68,593,654,702.62x = 3,166,685,967,355,815,133,184
  5. Step 5: Solve for x
    x = 3,166,685,967,355,815,133,184/68,593,654,702.62
  6. Step 6: Final answer
    x = 46,165,873,229.60

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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.