Home / 762,715,889.02-1,144,084,462.74-217,457,423.02

Finding the Fourth Proportional to 762,715,889.02, 1,144,084,462.74 and 217,457,423.02

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Solution

The fourth proportional to 762,715,889.02, 1,144,084,462.74 and 217,457,423.02 is: 326,189,165.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,715,889.02 : 1,144,084,462.74 = 217,457,423.02 : x
  2. Step 2: Convert to fraction form
    762,715,889.02/1,144,084,462.74 = 217,457,423.02/x
  3. Step 3: Cross multiply
    762,715,889.02x = 1,144,084,462.74 × 217,457,423.02
  4. Step 4: Simplify right side
    762,715,889.02x = 248,789,658,984,661,632
  5. Step 5: Solve for x
    x = 248,789,658,984,661,632/762,715,889.02
  6. Step 6: Final answer
    x = 326,189,165.02

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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.