Home / 678,222,630.90-1,017,333,946.35-333,848,862.90

Finding the Fourth Proportional to 678,222,630.90, 1,017,333,946.35 and 333,848,862.90

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Solution

The fourth proportional to 678,222,630.90, 1,017,333,946.35 and 333,848,862.90 is: 500,773,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,222,630.90 : 1,017,333,946.35 = 333,848,862.90 : x
  2. Step 2: Convert to fraction form
    678,222,630.90/1,017,333,946.35 = 333,848,862.90/x
  3. Step 3: Cross multiply
    678,222,630.90x = 1,017,333,946.35 × 333,848,862.90
  4. Step 4: Simplify right side
    678,222,630.90x = 339,635,781,178,517,120
  5. Step 5: Solve for x
    x = 339,635,781,178,517,120/678,222,630.90
  6. Step 6: Final answer
    x = 500,773,294.35

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1.5x scale

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.