Home / 1,122,661,292.40-1,683,991,938.60-467,394,539.40

Finding the Fourth Proportional to 1,122,661,292.40, 1,683,991,938.60 and 467,394,539.40

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Solution

The fourth proportional to 1,122,661,292.40, 1,683,991,938.60 and 467,394,539.40 is: 701,091,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,661,292.40 : 1,683,991,938.60 = 467,394,539.40 : x
  2. Step 2: Convert to fraction form
    1,122,661,292.40/1,683,991,938.60 = 467,394,539.40/x
  3. Step 3: Cross multiply
    1,122,661,292.40x = 1,683,991,938.60 × 467,394,539.40
  4. Step 4: Simplify right side
    1,122,661,292.40x = 787,088,636,495,260,032
  5. Step 5: Solve for x
    x = 787,088,636,495,260,032/1,122,661,292.40
  6. Step 6: Final answer
    x = 701,091,809.10

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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.