Home / 20,908,696,057.18-31,363,004,937.10-6,551,503,604.81

Finding the Fourth Proportional to 20,908,696,057.18, 31,363,004,937.10 and 6,551,503,604.81

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Solution

The fourth proportional to 20,908,696,057.18, 31,363,004,937.10 and 6,551,503,604.81 is: 9,827,243,140.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,908,696,057.18 : 31,363,004,937.10 = 6,551,503,604.81 : x
  2. Step 2: Convert to fraction form
    20,908,696,057.18/31,363,004,937.10 = 6,551,503,604.81/x
  3. Step 3: Cross multiply
    20,908,696,057.18x = 31,363,004,937.10 × 6,551,503,604.81
  4. Step 4: Simplify right side
    20,908,696,057.18x = 205,474,839,903,084,478,464
  5. Step 5: Solve for x
    x = 205,474,839,903,084,478,464/20,908,696,057.18
  6. Step 6: Final answer
    x = 9,827,243,140.42

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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.