Home / 121,237,560.45-181,856,340.68-82,973,808.45

Finding the Fourth Proportional to 121,237,560.45, 181,856,340.68 and 82,973,808.45

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Solution

The fourth proportional to 121,237,560.45, 181,856,340.68 and 82,973,808.45 is: 124,460,712.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,237,560.45 : 181,856,340.68 = 82,973,808.45 : x
  2. Step 2: Convert to fraction form
    121,237,560.45/181,856,340.68 = 82,973,808.45/x
  3. Step 3: Cross multiply
    121,237,560.45x = 181,856,340.68 × 82,973,808.45
  4. Step 4: Simplify right side
    121,237,560.45x = 15,089,313,176,585,396
  5. Step 5: Solve for x
    x = 15,089,313,176,585,396/121,237,560.45
  6. Step 6: Final answer
    x = 124,460,712.68

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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.