Home / 133,358,583.72-200,037,875.70-87,909,749.40

Finding the Fourth Proportional to 133,358,583.72, 200,037,875.70 and 87,909,749.40

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Solution

The fourth proportional to 133,358,583.72, 200,037,875.70 and 87,909,749.40 is: 131,864,624.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,358,583.72 : 200,037,875.70 = 87,909,749.40 : x
  2. Step 2: Convert to fraction form
    133,358,583.72/200,037,875.70 = 87,909,749.40/x
  3. Step 3: Cross multiply
    133,358,583.72x = 200,037,875.70 × 87,909,749.40
  4. Step 4: Simplify right side
    133,358,583.72x = 17,585,279,523,295,350
  5. Step 5: Solve for x
    x = 17,585,279,523,295,350/133,358,583.72
  6. Step 6: Final answer
    x = 131,864,624.18

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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.