Home / 20,942,973,615.42-31,414,253,402.25-9,594,931,755.20

Finding the Fourth Proportional to 20,942,973,615.42, 31,414,253,402.25 and 9,594,931,755.20

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Solution

The fourth proportional to 20,942,973,615.42, 31,414,253,402.25 and 9,594,931,755.20 is: 14,392,302,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,942,973,615.42 : 31,414,253,402.25 = 9,594,931,755.20 : x
  2. Step 2: Convert to fraction form
    20,942,973,615.42/31,414,253,402.25 = 9,594,931,755.20/x
  3. Step 3: Cross multiply
    20,942,973,615.42x = 31,414,253,402.25 × 9,594,931,755.20
  4. Step 4: Simplify right side
    20,942,973,615.42x = 301,417,617,534,991,073,280
  5. Step 5: Solve for x
    x = 301,417,617,534,991,073,280/20,942,973,615.42
  6. Step 6: Final answer
    x = 14,392,302,787.08

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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.