Home / 338,048,395.58-507,106,841.78-116,690,884.40

Finding the Fourth Proportional to 338,048,395.58, 507,106,841.78 and 116,690,884.40

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Solution

The fourth proportional to 338,048,395.58, 507,106,841.78 and 116,690,884.40 is: 175,048,148.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,048,395.58 : 507,106,841.78 = 116,690,884.40 : x
  2. Step 2: Convert to fraction form
    338,048,395.58/507,106,841.78 = 116,690,884.40/x
  3. Step 3: Cross multiply
    338,048,395.58x = 507,106,841.78 × 116,690,884.40
  4. Step 4: Simplify right side
    338,048,395.58x = 59,174,745,854,158,568
  5. Step 5: Solve for x
    x = 59,174,745,854,158,568/338,048,395.58
  6. Step 6: Final answer
    x = 175,048,148.81

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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.