Home / 1,788,624,629.89-2,468,183,072.56-995,650,220.57

Finding the Fourth Proportional to 1,788,624,629.89, 2,468,183,072.56 and 995,650,220.57

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Solution

The fourth proportional to 1,788,624,629.89, 2,468,183,072.56 and 995,650,220.57 is: 1,373,931,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,624,629.89 : 2,468,183,072.56 = 995,650,220.57 : x
  2. Step 2: Convert to fraction form
    1,788,624,629.89/2,468,183,072.56 = 995,650,220.57/x
  3. Step 3: Cross multiply
    1,788,624,629.89x = 2,468,183,072.56 × 995,650,220.57
  4. Step 4: Simplify right side
    1,788,624,629.89x = 2,457,447,020,586,574,848
  5. Step 5: Solve for x
    x = 2,457,447,020,586,574,848/1,788,624,629.89
  6. Step 6: Final answer
    x = 1,373,931,108.59

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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.