Home / 152,279,300,196.21-210,150,473,997.93-83,693,144,383.09

Finding the Fourth Proportional to 152,279,300,196.21, 210,150,473,997.93 and 83,693,144,383.09

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Solution

The fourth proportional to 152,279,300,196.21, 210,150,473,997.93 and 83,693,144,383.09 is: 115,499,309,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,279,300,196.21 : 210,150,473,997.93 = 83,693,144,383.09 : x
  2. Step 2: Convert to fraction form
    152,279,300,196.21/210,150,473,997.93 = 83,693,144,383.09/x
  3. Step 3: Cross multiply
    152,279,300,196.21x = 210,150,473,997.93 × 83,693,144,383.09
  4. Step 4: Simplify right side
    152,279,300,196.21x = 17,588,153,962,482,926,354,432
  5. Step 5: Solve for x
    x = 17,588,153,962,482,926,354,432/152,279,300,196.21
  6. Step 6: Final answer
    x = 115,499,309,097.30

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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.