Home / 88,085,715.80-132,128,573.70-39,586,803.80

Finding the Fourth Proportional to 88,085,715.80, 132,128,573.70 and 39,586,803.80

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Solution

The fourth proportional to 88,085,715.80, 132,128,573.70 and 39,586,803.80 is: 59,380,205.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,085,715.80 : 132,128,573.70 = 39,586,803.80 : x
  2. Step 2: Convert to fraction form
    88,085,715.80/132,128,573.70 = 39,586,803.80/x
  3. Step 3: Cross multiply
    88,085,715.80x = 132,128,573.70 × 39,586,803.80
  4. Step 4: Simplify right side
    88,085,715.80x = 5,230,547,923,435,740
  5. Step 5: Solve for x
    x = 5,230,547,923,435,740/88,085,715.80
  6. Step 6: Final answer
    x = 59,380,205.70

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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.