Home / 561,201,696,002.40-841,802,544,003.60-142,443,194,114.40

Finding the Fourth Proportional to 561,201,696,002.40, 841,802,544,003.60 and 142,443,194,114.40

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Solution

The fourth proportional to 561,201,696,002.40, 841,802,544,003.60 and 142,443,194,114.40 is: 213,664,791,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,201,696,002.40 : 841,802,544,003.60 = 142,443,194,114.40 : x
  2. Step 2: Convert to fraction form
    561,201,696,002.40/841,802,544,003.60 = 142,443,194,114.40/x
  3. Step 3: Cross multiply
    561,201,696,002.40x = 841,802,544,003.60 × 142,443,194,114.40
  4. Step 4: Simplify right side
    561,201,696,002.40x = 119,909,043,181,500,539,863,040
  5. Step 5: Solve for x
    x = 119,909,043,181,500,539,863,040/561,201,696,002.40
  6. Step 6: Final answer
    x = 213,664,791,171.60

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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.