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Finding the Fourth Proportional to 186,667,672.40, 260,730,079.60 and 186,667,672.40

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Solution

The fourth proportional to 186,667,672.40, 260,730,079.60 and 186,667,672.40 is: 260,730,079.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,667,672.40 : 260,730,079.60 = 186,667,672.40 : x
  2. Step 2: Convert to fraction form
    186,667,672.40/260,730,079.60 = 186,667,672.40/x
  3. Step 3: Cross multiply
    186,667,672.40x = 260,730,079.60 × 186,667,672.40
  4. Step 4: Simplify right side
    186,667,672.40x = 48,669,877,083,598,720
  5. Step 5: Solve for x
    x = 48,669,877,083,598,720/186,667,672.40
  6. Step 6: Final answer
    x = 260,730,079.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.