Home / 10,099,691,254.72-13,938,004,368.12-5,644,355,500

Finding the Fourth Proportional to 10,099,691,254.72, 13,938,004,368.12 and 5,644,355,500

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Solution

The fourth proportional to 10,099,691,254.72, 13,938,004,368.12 and 5,644,355,500 is: 7,789,451,145.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099,691,254.72 : 13,938,004,368.12 = 5,644,355,500 : x
  2. Step 2: Convert to fraction form
    10,099,691,254.72/13,938,004,368.12 = 5,644,355,500/x
  3. Step 3: Cross multiply
    10,099,691,254.72x = 13,938,004,368.12 × 5,644,355,500
  4. Step 4: Simplify right side
    10,099,691,254.72x = 78,671,051,614,222,155,776
  5. Step 5: Solve for x
    x = 78,671,051,614,222,155,776/10,099,691,254.72
  6. Step 6: Final answer
    x = 7,789,451,145.59

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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.