Home / 56,804,537,610.99-78,391,178,999.73-31,086,052,189.70

Finding the Fourth Proportional to 56,804,537,610.99, 78,391,178,999.73 and 31,086,052,189.70

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Solution

The fourth proportional to 56,804,537,610.99, 78,391,178,999.73 and 31,086,052,189.70 is: 42,899,253,899.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,804,537,610.99 : 78,391,178,999.73 = 31,086,052,189.70 : x
  2. Step 2: Convert to fraction form
    56,804,537,610.99/78,391,178,999.73 = 31,086,052,189.70/x
  3. Step 3: Cross multiply
    56,804,537,610.99x = 78,391,178,999.73 × 31,086,052,189.70
  4. Step 4: Simplify right side
    56,804,537,610.99x = 2,436,872,281,597,329,539,072
  5. Step 5: Solve for x
    x = 2,436,872,281,597,329,539,072/56,804,537,610.99
  6. Step 6: Final answer
    x = 42,899,253,899.14

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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.