Home / 645,257,326,006.40-967,885,989,009.60-645,257,326,006.40

Finding the Fourth Proportional to 645,257,326,006.40, 967,885,989,009.60 and 645,257,326,006.40

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Solution

The fourth proportional to 645,257,326,006.40, 967,885,989,009.60 and 645,257,326,006.40 is: 967,885,989,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,257,326,006.40 : 967,885,989,009.60 = 645,257,326,006.40 : x
  2. Step 2: Convert to fraction form
    645,257,326,006.40/967,885,989,009.60 = 645,257,326,006.40/x
  3. Step 3: Cross multiply
    645,257,326,006.40x = 967,885,989,009.60 × 645,257,326,006.40
  4. Step 4: Simplify right side
    645,257,326,006.40x = 624,535,525,147,394,367,815,680
  5. Step 5: Solve for x
    x = 624,535,525,147,394,367,815,680/645,257,326,006.40
  6. Step 6: Final answer
    x = 967,885,989,009.60

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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.