Home / 161,640,779.70-242,461,169.55-46,629,074.10

Finding the Fourth Proportional to 161,640,779.70, 242,461,169.55 and 46,629,074.10

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Solution

The fourth proportional to 161,640,779.70, 242,461,169.55 and 46,629,074.10 is: 69,943,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,640,779.70 : 242,461,169.55 = 46,629,074.10 : x
  2. Step 2: Convert to fraction form
    161,640,779.70/242,461,169.55 = 46,629,074.10/x
  3. Step 3: Cross multiply
    161,640,779.70x = 242,461,169.55 × 46,629,074.10
  4. Step 4: Simplify right side
    161,640,779.70x = 11,305,739,841,319,614
  5. Step 5: Solve for x
    x = 11,305,739,841,319,614/161,640,779.70
  6. Step 6: Final answer
    x = 69,943,611.15

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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.