Home / 1,953,883,372.80-2,696,385,345.28-1,061,827,806.72

Finding the Fourth Proportional to 1,953,883,372.80, 2,696,385,345.28 and 1,061,827,806.72

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Solution

The fourth proportional to 1,953,883,372.80, 2,696,385,345.28 and 1,061,827,806.72 is: 1,465,336,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,883,372.80 : 2,696,385,345.28 = 1,061,827,806.72 : x
  2. Step 2: Convert to fraction form
    1,953,883,372.80/2,696,385,345.28 = 1,061,827,806.72/x
  3. Step 3: Cross multiply
    1,953,883,372.80x = 2,696,385,345.28 × 1,061,827,806.72
  4. Step 4: Simplify right side
    1,953,883,372.80x = 2,863,096,937,250,612,736
  5. Step 5: Solve for x
    x = 2,863,096,937,250,612,736/1,953,883,372.80
  6. Step 6: Final answer
    x = 1,465,336,660.88

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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.