Home / 443,610,929.24-612,141,999.58-245,368,157.28

Finding the Fourth Proportional to 443,610,929.24, 612,141,999.58 and 245,368,157.28

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Solution

The fourth proportional to 443,610,929.24, 612,141,999.58 and 245,368,157.28 is: 338,585,333.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,610,929.24 : 612,141,999.58 = 245,368,157.28 : x
  2. Step 2: Convert to fraction form
    443,610,929.24/612,141,999.58 = 245,368,157.28/x
  3. Step 3: Cross multiply
    443,610,929.24x = 612,141,999.58 × 245,368,157.28
  4. Step 4: Simplify right side
    443,610,929.24x = 150,200,154,430,639,136
  5. Step 5: Solve for x
    x = 150,200,154,430,639,136/443,610,929.24
  6. Step 6: Final answer
    x = 338,585,333.52

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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.