Home / 38,916,012,309.04-58,358,926,940.91-13,385,306,175.04

Finding the Fourth Proportional to 38,916,012,309.04, 58,358,926,940.91 and 13,385,306,175.04

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Solution

The fourth proportional to 38,916,012,309.04, 58,358,926,940.91 and 13,385,306,175.04 is: 20,072,768,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,916,012,309.04 : 58,358,926,940.91 = 13,385,306,175.04 : x
  2. Step 2: Convert to fraction form
    38,916,012,309.04/58,358,926,940.91 = 13,385,306,175.04/x
  3. Step 3: Cross multiply
    38,916,012,309.04x = 58,358,926,940.91 × 13,385,306,175.04
  4. Step 4: Simplify right side
    38,916,012,309.04x = 781,152,105,150,870,978,560
  5. Step 5: Solve for x
    x = 781,152,105,150,870,978,560/38,916,012,309.04
  6. Step 6: Final answer
    x = 20,072,768,477.60

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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.