Home / 43,135,038,982.40-64,709,724,835.20-16,963,486,419.20

Finding the Fourth Proportional to 43,135,038,982.40, 64,709,724,835.20 and 16,963,486,419.20

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Solution

The fourth proportional to 43,135,038,982.40, 64,709,724,835.20 and 16,963,486,419.20 is: 25,448,047,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,135,038,982.40 : 64,709,724,835.20 = 16,963,486,419.20 : x
  2. Step 2: Convert to fraction form
    43,135,038,982.40/64,709,724,835.20 = 16,963,486,419.20/x
  3. Step 3: Cross multiply
    43,135,038,982.40x = 64,709,724,835.20 × 16,963,486,419.20
  4. Step 4: Simplify right side
    43,135,038,982.40x = 1,097,702,538,432,084,180,992
  5. Step 5: Solve for x
    x = 1,097,702,538,432,084,180,992/43,135,038,982.40
  6. Step 6: Final answer
    x = 25,448,047,905.55

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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.