Home / 131,406,779,878.40-197,108,015,818.80-41,868,556,949.92

Finding the Fourth Proportional to 131,406,779,878.40, 197,108,015,818.80 and 41,868,556,949.92

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Solution

The fourth proportional to 131,406,779,878.40, 197,108,015,818.80 and 41,868,556,949.92 is: 62,802,149,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,406,779,878.40 : 197,108,015,818.80 = 41,868,556,949.92 : x
  2. Step 2: Convert to fraction form
    131,406,779,878.40/197,108,015,818.80 = 41,868,556,949.92/x
  3. Step 3: Cross multiply
    131,406,779,878.40x = 197,108,015,818.80 × 41,868,556,949.92
  4. Step 4: Simplify right side
    131,406,779,878.40x = 8,252,628,185,595,159,511,040
  5. Step 5: Solve for x
    x = 8,252,628,185,595,159,511,040/131,406,779,878.40
  6. Step 6: Final answer
    x = 62,802,149,122.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.