Home / 82,509,302.21-113,863,743.36-45,339,592.10

Finding the Fourth Proportional to 82,509,302.21, 113,863,743.36 and 45,339,592.10

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Solution

The fourth proportional to 82,509,302.21, 113,863,743.36 and 45,339,592.10 is: 62,569,135.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,509,302.21 : 113,863,743.36 = 45,339,592.10 : x
  2. Step 2: Convert to fraction form
    82,509,302.21/113,863,743.36 = 45,339,592.10/x
  3. Step 3: Cross multiply
    82,509,302.21x = 113,863,743.36 × 45,339,592.10
  4. Step 4: Simplify right side
    82,509,302.21x = 5,162,535,678,352,165
  5. Step 5: Solve for x
    x = 5,162,535,678,352,165/82,509,302.21
  6. Step 6: Final answer
    x = 62,569,135.12

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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.