Home / 20,908,696,056.27-31,363,004,935.74-6,551,503,603.91

Finding the Fourth Proportional to 20,908,696,056.27, 31,363,004,935.74 and 6,551,503,603.91

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Solution

The fourth proportional to 20,908,696,056.27, 31,363,004,935.74 and 6,551,503,603.91 is: 9,827,243,139.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,908,696,056.27 : 31,363,004,935.74 = 6,551,503,603.91 : x
  2. Step 2: Convert to fraction form
    20,908,696,056.27/31,363,004,935.74 = 6,551,503,603.91/x
  3. Step 3: Cross multiply
    20,908,696,056.27x = 31,363,004,935.74 × 6,551,503,603.91
  4. Step 4: Simplify right side
    20,908,696,056.27x = 205,474,839,865,857,605,632
  5. Step 5: Solve for x
    x = 205,474,839,865,857,605,632/20,908,696,056.27
  6. Step 6: Final answer
    x = 9,827,243,139.07

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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.