Home / 21,558,902,970.40-32,332,614,892.80-6,636,039,690.40

Finding the Fourth Proportional to 21,558,902,970.40, 32,332,614,892.80 and 6,636,039,690.40

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Solution

The fourth proportional to 21,558,902,970.40, 32,332,614,892.80 and 6,636,039,690.40 is: 9,952,292,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558,902,970.40 : 32,332,614,892.80 = 6,636,039,690.40 : x
  2. Step 2: Convert to fraction form
    21,558,902,970.40/32,332,614,892.80 = 6,636,039,690.40/x
  3. Step 3: Cross multiply
    21,558,902,970.40x = 32,332,614,892.80 × 6,636,039,690.40
  4. Step 4: Simplify right side
    21,558,902,970.40x = 214,560,515,723,038,916,608
  5. Step 5: Solve for x
    x = 214,560,515,723,038,916,608/21,558,902,970.40
  6. Step 6: Final answer
    x = 9,952,292,842.43

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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.