Home / 108,658,880,202.30-162,891,385,465.05-42,394,564,794.30

Finding the Fourth Proportional to 108,658,880,202.30, 162,891,385,465.05 and 42,394,564,794.30

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Solution

The fourth proportional to 108,658,880,202.30, 162,891,385,465.05 and 42,394,564,794.30 is: 63,554,026,902.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,658,880,202.30 : 162,891,385,465.05 = 42,394,564,794.30 : x
  2. Step 2: Convert to fraction form
    108,658,880,202.30/162,891,385,465.05 = 42,394,564,794.30/x
  3. Step 3: Cross multiply
    108,658,880,202.30x = 162,891,385,465.05 × 42,394,564,794.30
  4. Step 4: Simplify right side
    108,658,880,202.30x = 6,905,709,395,531,359,322,112
  5. Step 5: Solve for x
    x = 6,905,709,395,531,359,322,112/108,658,880,202.30
  6. Step 6: Final answer
    x = 63,554,026,902.12

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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.