Home / 108,658,880,233.80-162,891,385,512.30-42,394,564,825.80

Finding the Fourth Proportional to 108,658,880,233.80, 162,891,385,512.30 and 42,394,564,825.80

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Solution

The fourth proportional to 108,658,880,233.80, 162,891,385,512.30 and 42,394,564,825.80 is: 63,554,026,949.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,658,880,233.80 : 162,891,385,512.30 = 42,394,564,825.80 : x
  2. Step 2: Convert to fraction form
    108,658,880,233.80/162,891,385,512.30 = 42,394,564,825.80/x
  3. Step 3: Cross multiply
    108,658,880,233.80x = 162,891,385,512.30 × 42,394,564,825.80
  4. Step 4: Simplify right side
    108,658,880,233.80x = 6,905,709,402,665,581,019,136
  5. Step 5: Solve for x
    x = 6,905,709,402,665,581,019,136/108,658,880,233.80
  6. Step 6: Final answer
    x = 63,554,026,949.35

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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.