Home / 73,849,730.40-110,795,072.40-30,739,240.80

Finding the Fourth Proportional to 73,849,730.40, 110,795,072.40 and 30,739,240.80

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Solution

The fourth proportional to 73,849,730.40, 110,795,072.40 and 30,739,240.80 is: 46,117,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,849,730.40 : 110,795,072.40 = 30,739,240.80 : x
  2. Step 2: Convert to fraction form
    73,849,730.40/110,795,072.40 = 30,739,240.80/x
  3. Step 3: Cross multiply
    73,849,730.40x = 110,795,072.40 × 30,739,240.80
  4. Step 4: Simplify right side
    73,849,730.40x = 3,405,756,409,957,034
  5. Step 5: Solve for x
    x = 3,405,756,409,957,034/73,849,730.40
  6. Step 6: Final answer
    x = 46,117,384.47

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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.