Home / 31,510,834,453.53-43,484,821,541.93-17,042,945,563.71

Finding the Fourth Proportional to 31,510,834,453.53, 43,484,821,541.93 and 17,042,945,563.71

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Solution

The fourth proportional to 31,510,834,453.53, 43,484,821,541.93 and 17,042,945,563.71 is: 23,519,194,564.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,510,834,453.53 : 43,484,821,541.93 = 17,042,945,563.71 : x
  2. Step 2: Convert to fraction form
    31,510,834,453.53/43,484,821,541.93 = 17,042,945,563.71/x
  3. Step 3: Cross multiply
    31,510,834,453.53x = 43,484,821,541.93 × 17,042,945,563.71
  4. Step 4: Simplify right side
    31,510,834,453.53x = 741,109,446,386,807,996,416
  5. Step 5: Solve for x
    x = 741,109,446,386,807,996,416/31,510,834,453.53
  6. Step 6: Final answer
    x = 23,519,194,564.01

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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.