Home / 759,404,880,438.60-1,047,979,510,604-412,175,230,928.88

Finding the Fourth Proportional to 759,404,880,438.60, 1,047,979,510,604 and 412,175,230,928.88

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Solution

The fourth proportional to 759,404,880,438.60, 1,047,979,510,604 and 412,175,230,928.88 is: 568,802,239,646.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,404,880,438.60 : 1,047,979,510,604 = 412,175,230,928.88 : x
  2. Step 2: Convert to fraction form
    759,404,880,438.60/1,047,979,510,604 = 412,175,230,928.88/x
  3. Step 3: Cross multiply
    759,404,880,438.60x = 1,047,979,510,604 × 412,175,230,928.88
  4. Step 4: Simplify right side
    759,404,880,438.60x = 431,951,196,791,938,352,152,576
  5. Step 5: Solve for x
    x = 431,951,196,791,938,352,152,576/759,404,880,438.60
  6. Step 6: Final answer
    x = 568,802,239,646.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.