Home / 9,149,429,761.03-13,662,532,239.32-7,472,042,797.21

Finding the Fourth Proportional to 9,149,429,761.03, 13,662,532,239.32 and 7,472,042,797.21

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Solution

The fourth proportional to 9,149,429,761.03, 13,662,532,239.32 and 7,472,042,797.21 is: 11,157,747,343.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149,429,761.03 : 13,662,532,239.32 = 7,472,042,797.21 : x
  2. Step 2: Convert to fraction form
    9,149,429,761.03/13,662,532,239.32 = 7,472,042,797.21/x
  3. Step 3: Cross multiply
    9,149,429,761.03x = 13,662,532,239.32 × 7,472,042,797.21
  4. Step 4: Simplify right side
    9,149,429,761.03x = 102,087,025,610,460,413,952
  5. Step 5: Solve for x
    x = 102,087,025,610,460,413,952/9,149,429,761.03
  6. Step 6: Final answer
    x = 11,157,747,343.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.