Home / 199,748,628.40-299,622,942.60-56,141,460.40

Finding the Fourth Proportional to 199,748,628.40, 299,622,942.60 and 56,141,460.40

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Solution

The fourth proportional to 199,748,628.40, 299,622,942.60 and 56,141,460.40 is: 84,212,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,748,628.40 : 299,622,942.60 = 56,141,460.40 : x
  2. Step 2: Convert to fraction form
    199,748,628.40/299,622,942.60 = 56,141,460.40/x
  3. Step 3: Cross multiply
    199,748,628.40x = 299,622,942.60 × 56,141,460.40
  4. Step 4: Simplify right side
    199,748,628.40x = 16,821,269,566,909,374
  5. Step 5: Solve for x
    x = 16,821,269,566,909,374/199,748,628.40
  6. Step 6: Final answer
    x = 84,212,190.60

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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.