Home / 1,757,858,121.51-2,424,740,778.70-1,042,887,487.35

Finding the Fourth Proportional to 1,757,858,121.51, 2,424,740,778.70 and 1,042,887,487.35

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Solution

The fourth proportional to 1,757,858,121.51, 2,424,740,778.70 and 1,042,887,487.35 is: 1,438,530,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,858,121.51 : 2,424,740,778.70 = 1,042,887,487.35 : x
  2. Step 2: Convert to fraction form
    1,757,858,121.51/2,424,740,778.70 = 1,042,887,487.35/x
  3. Step 3: Cross multiply
    1,757,858,121.51x = 2,424,740,778.70 × 1,042,887,487.35
  4. Step 4: Simplify right side
    1,757,858,121.51x = 2,528,731,818,173,525,504
  5. Step 5: Solve for x
    x = 2,528,731,818,173,525,504/1,757,858,121.51
  6. Step 6: Final answer
    x = 1,438,530,099.35

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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.