Home / 108,658,880,201.80-162,891,385,464.30-42,394,564,793.80

Finding the Fourth Proportional to 108,658,880,201.80, 162,891,385,464.30 and 42,394,564,793.80

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Solution

The fourth proportional to 108,658,880,201.80, 162,891,385,464.30 and 42,394,564,793.80 is: 63,554,026,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,658,880,201.80 : 162,891,385,464.30 = 42,394,564,793.80 : x
  2. Step 2: Convert to fraction form
    108,658,880,201.80/162,891,385,464.30 = 42,394,564,793.80/x
  3. Step 3: Cross multiply
    108,658,880,201.80x = 162,891,385,464.30 × 42,394,564,793.80
  4. Step 4: Simplify right side
    108,658,880,201.80x = 6,905,709,395,418,117,308,416
  5. Step 5: Solve for x
    x = 6,905,709,395,418,117,308,416/108,658,880,201.80
  6. Step 6: Final answer
    x = 63,554,026,901.37

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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.