Home / 1,686,159,858.28-2,327,144,118.18-971,558,600.92

Finding the Fourth Proportional to 1,686,159,858.28, 2,327,144,118.18 and 971,558,600.92

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Solution

The fourth proportional to 1,686,159,858.28, 2,327,144,118.18 and 971,558,600.92 is: 1,340,891,180.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,159,858.28 : 2,327,144,118.18 = 971,558,600.92 : x
  2. Step 2: Convert to fraction form
    1,686,159,858.28/2,327,144,118.18 = 971,558,600.92/x
  3. Step 3: Cross multiply
    1,686,159,858.28x = 2,327,144,118.18 × 971,558,600.92
  4. Step 4: Simplify right side
    1,686,159,858.28x = 2,260,956,883,598,167,552
  5. Step 5: Solve for x
    x = 2,260,956,883,598,167,552/1,686,159,858.28
  6. Step 6: Final answer
    x = 1,340,891,180.93

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Half scale
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Double scale
Find fourth proportional to 1,686,159,859.28, 2,327,144,119.56 and 971,558,601.92
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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.