Home / 190,994,293.80-286,562,379.20-132,671,241.12

Finding the Fourth Proportional to 190,994,293.80, 286,562,379.20 and 132,671,241.12

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Solution

The fourth proportional to 190,994,293.80, 286,562,379.20 and 132,671,241.12 is: 199,056,138.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,994,293.80 : 286,562,379.20 = 132,671,241.12 : x
  2. Step 2: Convert to fraction form
    190,994,293.80/286,562,379.20 = 132,671,241.12/x
  3. Step 3: Cross multiply
    190,994,293.80x = 286,562,379.20 × 132,671,241.12
  4. Step 4: Simplify right side
    190,994,293.80x = 38,018,586,506,764,072
  5. Step 5: Solve for x
    x = 38,018,586,506,764,072/190,994,293.80
  6. Step 6: Final answer
    x = 199,056,138.02

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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.