Home / 200,884,698,812.10-301,327,048,218.15-81,559,188,200.10

Finding the Fourth Proportional to 200,884,698,812.10, 301,327,048,218.15 and 81,559,188,200.10

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Solution

The fourth proportional to 200,884,698,812.10, 301,327,048,218.15 and 81,559,188,200.10 is: 122,338,782,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,884,698,812.10 : 301,327,048,218.15 = 81,559,188,200.10 : x
  2. Step 2: Convert to fraction form
    200,884,698,812.10/301,327,048,218.15 = 81,559,188,200.10/x
  3. Step 3: Cross multiply
    200,884,698,812.10x = 301,327,048,218.15 × 81,559,188,200.10
  4. Step 4: Simplify right side
    200,884,698,812.10x = 24,575,989,435,404,705,071,104
  5. Step 5: Solve for x
    x = 24,575,989,435,404,705,071,104/200,884,698,812.10
  6. Step 6: Final answer
    x = 122,338,782,300.15

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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.