Home / 2,158,626,829.28-3,237,939,835.70-1,176,878,942.60

Finding the Fourth Proportional to 2,158,626,829.28, 3,237,939,835.70 and 1,176,878,942.60

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Solution

The fourth proportional to 2,158,626,829.28, 3,237,939,835.70 and 1,176,878,942.60 is: 1,765,318,191.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,626,829.28 : 3,237,939,835.70 = 1,176,878,942.60 : x
  2. Step 2: Convert to fraction form
    2,158,626,829.28/3,237,939,835.70 = 1,176,878,942.60/x
  3. Step 3: Cross multiply
    2,158,626,829.28x = 3,237,939,835.70 × 1,176,878,942.60
  4. Step 4: Simplify right side
    2,158,626,829.28x = 3,810,663,210,041,033,216
  5. Step 5: Solve for x
    x = 3,810,663,210,041,033,216/2,158,626,829.28
  6. Step 6: Final answer
    x = 1,765,318,191.34

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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.