Home / 116,493,175.20-174,739,762.80-109,312,816.80

Finding the Fourth Proportional to 116,493,175.20, 174,739,762.80 and 109,312,816.80

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Solution

The fourth proportional to 116,493,175.20, 174,739,762.80 and 109,312,816.80 is: 163,969,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,493,175.20 : 174,739,762.80 = 109,312,816.80 : x
  2. Step 2: Convert to fraction form
    116,493,175.20/174,739,762.80 = 109,312,816.80/x
  3. Step 3: Cross multiply
    116,493,175.20x = 174,739,762.80 × 109,312,816.80
  4. Step 4: Simplify right side
    116,493,175.20x = 19,101,295,678,631,856
  5. Step 5: Solve for x
    x = 19,101,295,678,631,856/116,493,175.20
  6. Step 6: Final answer
    x = 163,969,225.20

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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.