Home / 77,271,860.40-115,907,790.60-34,804,532.40

Finding the Fourth Proportional to 77,271,860.40, 115,907,790.60 and 34,804,532.40

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Solution

The fourth proportional to 77,271,860.40, 115,907,790.60 and 34,804,532.40 is: 52,206,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,271,860.40 : 115,907,790.60 = 34,804,532.40 : x
  2. Step 2: Convert to fraction form
    77,271,860.40/115,907,790.60 = 34,804,532.40/x
  3. Step 3: Cross multiply
    77,271,860.40x = 115,907,790.60 × 34,804,532.40
  4. Step 4: Simplify right side
    77,271,860.40x = 4,034,116,453,350,115
  5. Step 5: Solve for x
    x = 4,034,116,453,350,115/77,271,860.40
  6. Step 6: Final answer
    x = 52,206,798.60

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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.