Home / 82,509,307.43-113,863,750.53-45,339,597.23

Finding the Fourth Proportional to 82,509,307.43, 113,863,750.53 and 45,339,597.23

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Solution

The fourth proportional to 82,509,307.43, 113,863,750.53 and 45,339,597.23 is: 62,569,142.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,509,307.43 : 113,863,750.53 = 45,339,597.23 : x
  2. Step 2: Convert to fraction form
    82,509,307.43/113,863,750.53 = 45,339,597.23/x
  3. Step 3: Cross multiply
    82,509,307.43x = 113,863,750.53 × 45,339,597.23
  4. Step 4: Simplify right side
    82,509,307.43x = 5,162,536,588,127,399
  5. Step 5: Solve for x
    x = 5,162,536,588,127,399/82,509,307.43
  6. Step 6: Final answer
    x = 62,569,142.18

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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.