Home / 119,159,968.20-178,739,952.30-73,810,336.20

Finding the Fourth Proportional to 119,159,968.20, 178,739,952.30 and 73,810,336.20

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Solution

The fourth proportional to 119,159,968.20, 178,739,952.30 and 73,810,336.20 is: 110,715,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,159,968.20 : 178,739,952.30 = 73,810,336.20 : x
  2. Step 2: Convert to fraction form
    119,159,968.20/178,739,952.30 = 73,810,336.20/x
  3. Step 3: Cross multiply
    119,159,968.20x = 178,739,952.30 × 73,810,336.20
  4. Step 4: Simplify right side
    119,159,968.20x = 13,192,855,971,634,964
  5. Step 5: Solve for x
    x = 13,192,855,971,634,964/119,159,968.20
  6. Step 6: Final answer
    x = 110,715,504.30

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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.