Home / 956,982,085.60-1,320,636,453.60-516,948,937.60

Finding the Fourth Proportional to 956,982,085.60, 1,320,636,453.60 and 516,948,937.60

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Solution

The fourth proportional to 956,982,085.60, 1,320,636,453.60 and 516,948,937.60 is: 713,390,168.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,982,085.60 : 1,320,636,453.60 = 516,948,937.60 : x
  2. Step 2: Convert to fraction form
    956,982,085.60/1,320,636,453.60 = 516,948,937.60/x
  3. Step 3: Cross multiply
    956,982,085.60x = 1,320,636,453.60 × 516,948,937.60
  4. Step 4: Simplify right side
    956,982,085.60x = 682,701,611,644,351,616
  5. Step 5: Solve for x
    x = 682,701,611,644,351,616/956,982,085.60
  6. Step 6: Final answer
    x = 713,390,168.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.