Home / 190,101,169,929.15-285,151,754,893.72-159,417,467,200.35

Finding the Fourth Proportional to 190,101,169,929.15, 285,151,754,893.72 and 159,417,467,200.35

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Solution

The fourth proportional to 190,101,169,929.15, 285,151,754,893.72 and 159,417,467,200.35 is: 239,126,200,800.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,101,169,929.15 : 285,151,754,893.72 = 159,417,467,200.35 : x
  2. Step 2: Convert to fraction form
    190,101,169,929.15/285,151,754,893.72 = 159,417,467,200.35/x
  3. Step 3: Cross multiply
    190,101,169,929.15x = 285,151,754,893.72 × 159,417,467,200.35
  4. Step 4: Simplify right side
    190,101,169,929.15x = 45,458,170,532,891,845,459,968
  5. Step 5: Solve for x
    x = 45,458,170,532,891,845,459,968/190,101,169,929.15
  6. Step 6: Final answer
    x = 239,126,200,800.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.