Home / 190,160,026.11-262,666,999.52-157,253,199.39

Finding the Fourth Proportional to 190,160,026.11, 262,666,999.52 and 157,253,199.39

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Solution

The fourth proportional to 190,160,026.11, 262,666,999.52 and 157,253,199.39 is: 217,212,980.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,160,026.11 : 262,666,999.52 = 157,253,199.39 : x
  2. Step 2: Convert to fraction form
    190,160,026.11/262,666,999.52 = 157,253,199.39/x
  3. Step 3: Cross multiply
    190,160,026.11x = 262,666,999.52 × 157,253,199.39
  4. Step 4: Simplify right side
    190,160,026.11x = 41,305,226,047,967,960
  5. Step 5: Solve for x
    x = 41,305,226,047,967,960/190,160,026.11
  6. Step 6: Final answer
    x = 217,212,980.53

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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.