Home / 129,546,669.28-194,354,037.06-46,556,800.84

Finding the Fourth Proportional to 129,546,669.28, 194,354,037.06 and 46,556,800.84

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Solution

The fourth proportional to 129,546,669.28, 194,354,037.06 and 46,556,800.84 is: 69,847,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,546,669.28 : 194,354,037.06 = 46,556,800.84 : x
  2. Step 2: Convert to fraction form
    129,546,669.28/194,354,037.06 = 46,556,800.84/x
  3. Step 3: Cross multiply
    129,546,669.28x = 194,354,037.06 × 46,556,800.84
  4. Step 4: Simplify right side
    129,546,669.28x = 9,048,502,195,852,400
  5. Step 5: Solve for x
    x = 9,048,502,195,852,400/129,546,669.28
  6. Step 6: Final answer
    x = 69,847,432.17

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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.