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Finding the Fourth Proportional to 133,714,862.40, 186,974,059.20 and 133,714,862.40

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Solution

The fourth proportional to 133,714,862.40, 186,974,059.20 and 133,714,862.40 is: 186,974,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,714,862.40 : 186,974,059.20 = 133,714,862.40 : x
  2. Step 2: Convert to fraction form
    133,714,862.40/186,974,059.20 = 133,714,862.40/x
  3. Step 3: Cross multiply
    133,714,862.40x = 186,974,059.20 × 133,714,862.40
  4. Step 4: Simplify right side
    133,714,862.40x = 25,001,210,598,297,452
  5. Step 5: Solve for x
    x = 25,001,210,598,297,452/133,714,862.40
  6. Step 6: Final answer
    x = 186,974,059.20

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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.