Home / 5,012,447,242.46-6,916,771,658.28-2,898,038,846.30

Finding the Fourth Proportional to 5,012,447,242.46, 6,916,771,658.28 and 2,898,038,846.30

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Solution

The fourth proportional to 5,012,447,242.46, 6,916,771,658.28 and 2,898,038,846.30 is: 3,999,059,139.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,447,242.46 : 6,916,771,658.28 = 2,898,038,846.30 : x
  2. Step 2: Convert to fraction form
    5,012,447,242.46/6,916,771,658.28 = 2,898,038,846.30/x
  3. Step 3: Cross multiply
    5,012,447,242.46x = 6,916,771,658.28 × 2,898,038,846.30
  4. Step 4: Simplify right side
    5,012,447,242.46x = 20,045,072,956,682,309,632
  5. Step 5: Solve for x
    x = 20,045,072,956,682,309,632/5,012,447,242.46
  6. Step 6: Final answer
    x = 3,999,059,139.59

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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.