Home / 922,783,238.75-1,273,448,809.58-526,326,301.37

Finding the Fourth Proportional to 922,783,238.75, 1,273,448,809.58 and 526,326,301.37

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Solution

The fourth proportional to 922,783,238.75, 1,273,448,809.58 and 526,326,301.37 is: 726,334,824.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,783,238.75 : 1,273,448,809.58 = 526,326,301.37 : x
  2. Step 2: Convert to fraction form
    922,783,238.75/1,273,448,809.58 = 526,326,301.37/x
  3. Step 3: Cross multiply
    922,783,238.75x = 1,273,448,809.58 × 526,326,301.37
  4. Step 4: Simplify right side
    922,783,238.75x = 670,249,601,921,271,936
  5. Step 5: Solve for x
    x = 670,249,601,921,271,936/922,783,238.75
  6. Step 6: Final answer
    x = 726,334,824.67

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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.