Home / 170,829,785.40-256,244,678.10-162,893,599.80

Finding the Fourth Proportional to 170,829,785.40, 256,244,678.10 and 162,893,599.80

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Solution

The fourth proportional to 170,829,785.40, 256,244,678.10 and 162,893,599.80 is: 244,340,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,829,785.40 : 256,244,678.10 = 162,893,599.80 : x
  2. Step 2: Convert to fraction form
    170,829,785.40/256,244,678.10 = 162,893,599.80/x
  3. Step 3: Cross multiply
    170,829,785.40x = 256,244,678.10 × 162,893,599.80
  4. Step 4: Simplify right side
    170,829,785.40x = 41,740,618,045,301,224
  5. Step 5: Solve for x
    x = 41,740,618,045,301,224/170,829,785.40
  6. Step 6: Final answer
    x = 244,340,399.70

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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.