Home / 316,081,798,349.90-436,181,595,819.10-178,901,679,286.89

Finding the Fourth Proportional to 316,081,798,349.90, 436,181,595,819.10 and 178,901,679,286.89

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Solution

The fourth proportional to 316,081,798,349.90, 436,181,595,819.10 and 178,901,679,286.89 is: 246,877,929,616.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,081,798,349.90 : 436,181,595,819.10 = 178,901,679,286.89 : x
  2. Step 2: Convert to fraction form
    316,081,798,349.90/436,181,595,819.10 = 178,901,679,286.89/x
  3. Step 3: Cross multiply
    316,081,798,349.90x = 436,181,595,819.10 × 178,901,679,286.89
  4. Step 4: Simplify right side
    316,081,798,349.90x = 78,033,619,966,072,503,402,496
  5. Step 5: Solve for x
    x = 78,033,619,966,072,503,402,496/316,081,798,349.90
  6. Step 6: Final answer
    x = 246,877,929,616.47

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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.