Home / 21,457,897,298.64-32,184,394,121.88-5,737,947,805.92

Finding the Fourth Proportional to 21,457,897,298.64, 32,184,394,121.88 and 5,737,947,805.92

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Solution

The fourth proportional to 21,457,897,298.64, 32,184,394,121.88 and 5,737,947,805.92 is: 8,606,266,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,457,897,298.64 : 32,184,394,121.88 = 5,737,947,805.92 : x
  2. Step 2: Convert to fraction form
    21,457,897,298.64/32,184,394,121.88 = 5,737,947,805.92/x
  3. Step 3: Cross multiply
    21,457,897,298.64x = 32,184,394,121.88 × 5,737,947,805.92
  4. Step 4: Simplify right side
    21,457,897,298.64x = 184,672,373,636,505,894,912
  5. Step 5: Solve for x
    x = 184,672,373,636,505,894,912/21,457,897,298.64
  6. Step 6: Final answer
    x = 8,606,266,078.47

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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.