Home / 114,639,339,719.84-158,202,766,657.89-63,196,769,440.88

Finding the Fourth Proportional to 114,639,339,719.84, 158,202,766,657.89 and 63,196,769,440.88

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Solution

The fourth proportional to 114,639,339,719.84, 158,202,766,657.89 and 63,196,769,440.88 is: 87,211,805,247.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,639,339,719.84 : 158,202,766,657.89 = 63,196,769,440.88 : x
  2. Step 2: Convert to fraction form
    114,639,339,719.84/158,202,766,657.89 = 63,196,769,440.88/x
  3. Step 3: Cross multiply
    114,639,339,719.84x = 158,202,766,657.89 × 63,196,769,440.88
  4. Step 4: Simplify right side
    114,639,339,719.84x = 9,997,903,769,388,170,870,784
  5. Step 5: Solve for x
    x = 9,997,903,769,388,170,870,784/114,639,339,719.84
  6. Step 6: Final answer
    x = 87,211,805,247.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.