Home / 133,640,479.80-200,460,719.70-65,616,031.80

Finding the Fourth Proportional to 133,640,479.80, 200,460,719.70 and 65,616,031.80

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Solution

The fourth proportional to 133,640,479.80, 200,460,719.70 and 65,616,031.80 is: 98,424,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,640,479.80 : 200,460,719.70 = 65,616,031.80 : x
  2. Step 2: Convert to fraction form
    133,640,479.80/200,460,719.70 = 65,616,031.80/x
  3. Step 3: Cross multiply
    133,640,479.80x = 200,460,719.70 × 65,616,031.80
  4. Step 4: Simplify right side
    133,640,479.80x = 13,153,436,958,486,086
  5. Step 5: Solve for x
    x = 13,153,436,958,486,086/133,640,479.80
  6. Step 6: Final answer
    x = 98,424,047.70

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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.