Home / 77,271,869.90-115,907,804.85-34,804,541.90

Finding the Fourth Proportional to 77,271,869.90, 115,907,804.85 and 34,804,541.90

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Solution

The fourth proportional to 77,271,869.90, 115,907,804.85 and 34,804,541.90 is: 52,206,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,271,869.90 : 115,907,804.85 = 34,804,541.90 : x
  2. Step 2: Convert to fraction form
    77,271,869.90/115,907,804.85 = 34,804,541.90/x
  3. Step 3: Cross multiply
    77,271,869.90x = 115,907,804.85 × 34,804,541.90
  4. Step 4: Simplify right side
    77,271,869.90x = 4,034,118,050,438,848
  5. Step 5: Solve for x
    x = 4,034,118,050,438,848/77,271,869.90
  6. Step 6: Final answer
    x = 52,206,812.85

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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.