Home / 1,925,002,890.45-2,650,329,928.76-1,501,072,560.45

Finding the Fourth Proportional to 1,925,002,890.45, 2,650,329,928.76 and 1,501,072,560.45

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Solution

The fourth proportional to 1,925,002,890.45, 2,650,329,928.76 and 1,501,072,560.45 is: 2,066,665,744.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,002,890.45 : 2,650,329,928.76 = 1,501,072,560.45 : x
  2. Step 2: Convert to fraction form
    1,925,002,890.45/2,650,329,928.76 = 1,501,072,560.45/x
  3. Step 3: Cross multiply
    1,925,002,890.45x = 2,650,329,928.76 × 1,501,072,560.45
  4. Step 4: Simplify right side
    1,925,002,890.45x = 3,978,337,532,201,039,872
  5. Step 5: Solve for x
    x = 3,978,337,532,201,039,872/1,925,002,890.45
  6. Step 6: Final answer
    x = 2,066,665,744.73

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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.