Home / 133,765,340.40-200,648,010.60-76,369,712.40

Finding the Fourth Proportional to 133,765,340.40, 200,648,010.60 and 76,369,712.40

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Solution

The fourth proportional to 133,765,340.40, 200,648,010.60 and 76,369,712.40 is: 114,554,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,765,340.40 : 200,648,010.60 = 76,369,712.40 : x
  2. Step 2: Convert to fraction form
    133,765,340.40/200,648,010.60 = 76,369,712.40/x
  3. Step 3: Cross multiply
    133,765,340.40x = 200,648,010.60 × 76,369,712.40
  4. Step 4: Simplify right side
    133,765,340.40x = 15,323,430,863,154,152
  5. Step 5: Solve for x
    x = 15,323,430,863,154,152/133,765,340.40
  6. Step 6: Final answer
    x = 114,554,568.60

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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.