Home / 1,236,458,247.84-1,706,353,302.96-679,561,034.40

Finding the Fourth Proportional to 1,236,458,247.84, 1,706,353,302.96 and 679,561,034.40

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Solution

The fourth proportional to 1,236,458,247.84, 1,706,353,302.96 and 679,561,034.40 is: 937,816,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,458,247.84 : 1,706,353,302.96 = 679,561,034.40 : x
  2. Step 2: Convert to fraction form
    1,236,458,247.84/1,706,353,302.96 = 679,561,034.40/x
  3. Step 3: Cross multiply
    1,236,458,247.84x = 1,706,353,302.96 × 679,561,034.40
  4. Step 4: Simplify right side
    1,236,458,247.84x = 1,159,571,215,611,354,112
  5. Step 5: Solve for x
    x = 1,159,571,215,611,354,112/1,236,458,247.84
  6. Step 6: Final answer
    x = 937,816,717.74

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Double scale
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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.