Home / 7,047,405,658.31-9,725,675,515.19-4,037,240,132.36

Finding the Fourth Proportional to 7,047,405,658.31, 9,725,675,515.19 and 4,037,240,132.36

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Solution

The fourth proportional to 7,047,405,658.31, 9,725,675,515.19 and 4,037,240,132.36 is: 5,571,537,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,405,658.31 : 9,725,675,515.19 = 4,037,240,132.36 : x
  2. Step 2: Convert to fraction form
    7,047,405,658.31/9,725,675,515.19 = 4,037,240,132.36/x
  3. Step 3: Cross multiply
    7,047,405,658.31x = 9,725,675,515.19 × 4,037,240,132.36
  4. Step 4: Simplify right side
    7,047,405,658.31x = 39,264,887,504,215,900,160
  5. Step 5: Solve for x
    x = 39,264,887,504,215,900,160/7,047,405,658.31
  6. Step 6: Final answer
    x = 5,571,537,869.10

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Double scale
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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.