Home / 1,163,461,458.65-1,745,063,271.74-416,447,395.70

Finding the Fourth Proportional to 1,163,461,458.65, 1,745,063,271.74 and 416,447,395.70

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Solution

The fourth proportional to 1,163,461,458.65, 1,745,063,271.74 and 416,447,395.70 is: 624,624,949.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,461,458.65 : 1,745,063,271.74 = 416,447,395.70 : x
  2. Step 2: Convert to fraction form
    1,163,461,458.65/1,745,063,271.74 = 416,447,395.70/x
  3. Step 3: Cross multiply
    1,163,461,458.65x = 1,745,063,271.74 × 416,447,395.70
  4. Step 4: Simplify right side
    1,163,461,458.65x = 726,727,054,837,036,800
  5. Step 5: Solve for x
    x = 726,727,054,837,036,800/1,163,461,458.65
  6. Step 6: Final answer
    x = 624,624,949.49

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Double scale
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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.