Home / 109,136,721.30-163,705,081.95-109,136,721.30

Finding the Fourth Proportional to 109,136,721.30, 163,705,081.95 and 109,136,721.30

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Solution

The fourth proportional to 109,136,721.30, 163,705,081.95 and 109,136,721.30 is: 163,705,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,136,721.30 : 163,705,081.95 = 109,136,721.30 : x
  2. Step 2: Convert to fraction form
    109,136,721.30/163,705,081.95 = 109,136,721.30/x
  3. Step 3: Cross multiply
    109,136,721.30x = 163,705,081.95 × 109,136,721.30
  4. Step 4: Simplify right side
    109,136,721.30x = 17,866,235,904,170,808
  5. Step 5: Solve for x
    x = 17,866,235,904,170,808/109,136,721.30
  6. Step 6: Final answer
    x = 163,705,081.95

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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.