Home / 55,433,768,665.04-83,155,541,202.36-15,639,891,738.32

Finding the Fourth Proportional to 55,433,768,665.04, 83,155,541,202.36 and 15,639,891,738.32

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Solution

The fourth proportional to 55,433,768,665.04, 83,155,541,202.36 and 15,639,891,738.32 is: 23,461,216,748.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433,768,665.04 : 83,155,541,202.36 = 15,639,891,738.32 : x
  2. Step 2: Convert to fraction form
    55,433,768,665.04/83,155,541,202.36 = 15,639,891,738.32/x
  3. Step 3: Cross multiply
    55,433,768,665.04x = 83,155,541,202.36 × 15,639,891,738.32
  4. Step 4: Simplify right side
    55,433,768,665.04x = 1,300,543,661,846,318,546,944
  5. Step 5: Solve for x
    x = 1,300,543,661,846,318,546,944/55,433,768,665.04
  6. Step 6: Final answer
    x = 23,461,216,748.67

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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.