Home / 1,218,452,893,406.50-1,681,442,372,227.60-669,732,467,922.56

Finding the Fourth Proportional to 1,218,452,893,406.50, 1,681,442,372,227.60 and 669,732,467,922.56

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Solution

The fourth proportional to 1,218,452,893,406.50, 1,681,442,372,227.60 and 669,732,467,922.56 is: 924,218,372,097.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,452,893,406.50 : 1,681,442,372,227.60 = 669,732,467,922.56 : x
  2. Step 2: Convert to fraction form
    1,218,452,893,406.50/1,681,442,372,227.60 = 669,732,467,922.56/x
  3. Step 3: Cross multiply
    1,218,452,893,406.50x = 1,681,442,372,227.60 × 669,732,467,922.56
  4. Step 4: Simplify right side
    1,218,452,893,406.50x = 1,126,116,549,621,554,467,569,664
  5. Step 5: Solve for x
    x = 1,126,116,549,621,554,467,569,664/1,218,452,893,406.50
  6. Step 6: Final answer
    x = 924,218,372,097.43

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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.