Home / 19,576,173,438.40-29,360,179,312.80-7,160,352,433.60

Finding the Fourth Proportional to 19,576,173,438.40, 29,360,179,312.80 and 7,160,352,433.60

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Solution

The fourth proportional to 19,576,173,438.40, 29,360,179,312.80 and 7,160,352,433.60 is: 10,739,036,004.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576,173,438.40 : 29,360,179,312.80 = 7,160,352,433.60 : x
  2. Step 2: Convert to fraction form
    19,576,173,438.40/29,360,179,312.80 = 7,160,352,433.60/x
  3. Step 3: Cross multiply
    19,576,173,438.40x = 29,360,179,312.80 × 7,160,352,433.60
  4. Step 4: Simplify right side
    19,576,173,438.40x = 210,229,231,393,339,867,136
  5. Step 5: Solve for x
    x = 210,229,231,393,339,867,136/19,576,173,438.40
  6. Step 6: Final answer
    x = 10,739,036,004.91

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1.5x scale

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.