Home / 12,723,430,236.01-19,078,760,090.40-7,413,258,477.98

Finding the Fourth Proportional to 12,723,430,236.01, 19,078,760,090.40 and 7,413,258,477.98

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Solution

The fourth proportional to 12,723,430,236.01, 19,078,760,090.40 and 7,413,258,477.98 is: 11,116,167,367.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723,430,236.01 : 19,078,760,090.40 = 7,413,258,477.98 : x
  2. Step 2: Convert to fraction form
    12,723,430,236.01/19,078,760,090.40 = 7,413,258,477.98/x
  3. Step 3: Cross multiply
    12,723,430,236.01x = 19,078,760,090.40 × 7,413,258,477.98
  4. Step 4: Simplify right side
    12,723,430,236.01x = 141,435,779,989,467,201,536
  5. Step 5: Solve for x
    x = 141,435,779,989,467,201,536/12,723,430,236.01
  6. Step 6: Final answer
    x = 11,116,167,367.29

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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.