Home / 111,558,794.80-167,338,192.20-79,034,605.60

Finding the Fourth Proportional to 111,558,794.80, 167,338,192.20 and 79,034,605.60

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Solution

The fourth proportional to 111,558,794.80, 167,338,192.20 and 79,034,605.60 is: 118,551,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,558,794.80 : 167,338,192.20 = 79,034,605.60 : x
  2. Step 2: Convert to fraction form
    111,558,794.80/167,338,192.20 = 79,034,605.60/x
  3. Step 3: Cross multiply
    111,558,794.80x = 167,338,192.20 × 79,034,605.60
  4. Step 4: Simplify right side
    111,558,794.80x = 13,225,508,022,343,994
  5. Step 5: Solve for x
    x = 13,225,508,022,343,994/111,558,794.80
  6. Step 6: Final answer
    x = 118,551,908.40

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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.