Home / 1,418,779,211.18-1,957,974,793.29-815,950,304.94

Finding the Fourth Proportional to 1,418,779,211.18, 1,957,974,793.29 and 815,950,304.94

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Solution

The fourth proportional to 1,418,779,211.18, 1,957,974,793.29 and 815,950,304.94 is: 1,126,045,629.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,779,211.18 : 1,957,974,793.29 = 815,950,304.94 : x
  2. Step 2: Convert to fraction form
    1,418,779,211.18/1,957,974,793.29 = 815,950,304.94/x
  3. Step 3: Cross multiply
    1,418,779,211.18x = 1,957,974,793.29 × 815,950,304.94
  4. Step 4: Simplify right side
    1,418,779,211.18x = 1,597,610,129,649,809,152
  5. Step 5: Solve for x
    x = 1,597,610,129,649,809,152/1,418,779,211.18
  6. Step 6: Final answer
    x = 1,126,045,629.27

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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.