Home / 14,417,635,855.15-21,632,668,638.84-7,783,947,884.80

Finding the Fourth Proportional to 14,417,635,855.15, 21,632,668,638.84 and 7,783,947,884.80

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Solution

The fourth proportional to 14,417,635,855.15, 21,632,668,638.84 and 7,783,947,884.80 is: 11,679,277,170.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417,635,855.15 : 21,632,668,638.84 = 7,783,947,884.80 : x
  2. Step 2: Convert to fraction form
    14,417,635,855.15/21,632,668,638.84 = 7,783,947,884.80/x
  3. Step 3: Cross multiply
    14,417,635,855.15x = 21,632,668,638.84 × 7,783,947,884.80
  4. Step 4: Simplify right side
    14,417,635,855.15x = 168,387,565,293,823,819,776
  5. Step 5: Solve for x
    x = 168,387,565,293,823,819,776/14,417,635,855.15
  6. Step 6: Final answer
    x = 11,679,277,170.38

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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.