Home / 26,528,478,461.10-39,778,754,804.60-18,136,783,963.20

Finding the Fourth Proportional to 26,528,478,461.10, 39,778,754,804.60 and 18,136,783,963.20

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Solution

The fourth proportional to 26,528,478,461.10, 39,778,754,804.60 and 18,136,783,963.20 is: 27,195,629,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,528,478,461.10 : 39,778,754,804.60 = 18,136,783,963.20 : x
  2. Step 2: Convert to fraction form
    26,528,478,461.10/39,778,754,804.60 = 18,136,783,963.20/x
  3. Step 3: Cross multiply
    26,528,478,461.10x = 39,778,754,804.60 × 18,136,783,963.20
  4. Step 4: Simplify right side
    26,528,478,461.10x = 721,458,682,216,134,213,632
  5. Step 5: Solve for x
    x = 721,458,682,216,134,213,632/26,528,478,461.10
  6. Step 6: Final answer
    x = 27,195,629,906.71

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1.5x scale

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.