Home / 1,088,503,157.88-1,502,261,883.96-618,675,102.36

Finding the Fourth Proportional to 1,088,503,157.88, 1,502,261,883.96 and 618,675,102.36

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Solution

The fourth proportional to 1,088,503,157.88, 1,502,261,883.96 and 618,675,102.36 is: 853,844,123.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,503,157.88 : 1,502,261,883.96 = 618,675,102.36 : x
  2. Step 2: Convert to fraction form
    1,088,503,157.88/1,502,261,883.96 = 618,675,102.36/x
  3. Step 3: Cross multiply
    1,088,503,157.88x = 1,502,261,883.96 × 618,675,102.36
  4. Step 4: Simplify right side
    1,088,503,157.88x = 929,412,024,830,479,488
  5. Step 5: Solve for x
    x = 929,412,024,830,479,488/1,088,503,157.88
  6. Step 6: Final answer
    x = 853,844,123.56

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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.