Home / 316,081,798,348.65-436,181,595,817.38-178,901,679,285.64

Finding the Fourth Proportional to 316,081,798,348.65, 436,181,595,817.38 and 178,901,679,285.64

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Solution

The fourth proportional to 316,081,798,348.65, 436,181,595,817.38 and 178,901,679,285.64 is: 246,877,929,614.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,081,798,348.65 : 436,181,595,817.38 = 178,901,679,285.64 : x
  2. Step 2: Convert to fraction form
    316,081,798,348.65/436,181,595,817.38 = 178,901,679,285.64/x
  3. Step 3: Cross multiply
    316,081,798,348.65x = 436,181,595,817.38 × 178,901,679,285.64
  4. Step 4: Simplify right side
    316,081,798,348.65x = 78,033,619,965,219,583,295,488
  5. Step 5: Solve for x
    x = 78,033,619,965,219,583,295,488/316,081,798,348.65
  6. Step 6: Final answer
    x = 246,877,929,614.74

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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.