Home / 285,576,059.10-428,378,085.45-149,527,163.10

Finding the Fourth Proportional to 285,576,059.10, 428,378,085.45 and 149,527,163.10

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Solution

The fourth proportional to 285,576,059.10, 428,378,085.45 and 149,527,163.10 is: 224,298,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,576,059.10 : 428,378,085.45 = 149,527,163.10 : x
  2. Step 2: Convert to fraction form
    285,576,059.10/428,378,085.45 = 149,527,163.10/x
  3. Step 3: Cross multiply
    285,576,059.10x = 428,378,085.45 × 149,527,163.10
  4. Step 4: Simplify right side
    285,576,059.10x = 64,054,159,851,547,880
  5. Step 5: Solve for x
    x = 64,054,159,851,547,880/285,576,059.10
  6. Step 6: Final answer
    x = 224,298,073.35

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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.