Home / 282,940,441,076.45-390,492,048,259.81-161,034,816,295.91

Finding the Fourth Proportional to 282,940,441,076.45, 390,492,048,259.81 and 161,034,816,295.91

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Solution

The fourth proportional to 282,940,441,076.45, 390,492,048,259.81 and 161,034,816,295.91 is: 222,247,533,853.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,940,441,076.45 : 390,492,048,259.81 = 161,034,816,295.91 : x
  2. Step 2: Convert to fraction form
    282,940,441,076.45/390,492,048,259.81 = 161,034,816,295.91/x
  3. Step 3: Cross multiply
    282,940,441,076.45x = 390,492,048,259.81 × 161,034,816,295.91
  4. Step 4: Simplify right side
    282,940,441,076.45x = 62,882,815,256,532,126,531,584
  5. Step 5: Solve for x
    x = 62,882,815,256,532,126,531,584/282,940,441,076.45
  6. Step 6: Final answer
    x = 222,247,533,853.04

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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.