Home / 1,366,051,366.42-1,885,151,516.38-739,519,794.37

Finding the Fourth Proportional to 1,366,051,366.42, 1,885,151,516.38 and 739,519,794.37

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Solution

The fourth proportional to 1,366,051,366.42, 1,885,151,516.38 and 739,519,794.37 is: 1,020,537,657.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,051,366.42 : 1,885,151,516.38 = 739,519,794.37 : x
  2. Step 2: Convert to fraction form
    1,366,051,366.42/1,885,151,516.38 = 739,519,794.37/x
  3. Step 3: Cross multiply
    1,366,051,366.42x = 1,885,151,516.38 × 739,519,794.37
  4. Step 4: Simplify right side
    1,366,051,366.42x = 1,394,106,861,750,139,136
  5. Step 5: Solve for x
    x = 1,394,106,861,750,139,136/1,366,051,366.42
  6. Step 6: Final answer
    x = 1,020,537,657.68

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Double scale
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1.5x scale

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.