Home / 8,946,096,921.30-12,345,651,040.89-4,931,678,999.82

Finding the Fourth Proportional to 8,946,096,921.30, 12,345,651,040.89 and 4,931,678,999.82

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Solution

The fourth proportional to 8,946,096,921.30, 12,345,651,040.89 and 4,931,678,999.82 is: 6,805,737,576.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946,096,921.30 : 12,345,651,040.89 = 4,931,678,999.82 : x
  2. Step 2: Convert to fraction form
    8,946,096,921.30/12,345,651,040.89 = 4,931,678,999.82/x
  3. Step 3: Cross multiply
    8,946,096,921.30x = 12,345,651,040.89 × 4,931,678,999.82
  4. Step 4: Simplify right side
    8,946,096,921.30x = 60,884,787,977,463,128,064
  5. Step 5: Solve for x
    x = 60,884,787,977,463,128,064/8,946,096,921.30
  6. Step 6: Final answer
    x = 6,805,737,576.18

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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.