Home / 107,888,613.80-161,832,920.70-43,202,402.60

Finding the Fourth Proportional to 107,888,613.80, 161,832,920.70 and 43,202,402.60

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Solution

The fourth proportional to 107,888,613.80, 161,832,920.70 and 43,202,402.60 is: 64,803,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,888,613.80 : 161,832,920.70 = 43,202,402.60 : x
  2. Step 2: Convert to fraction form
    107,888,613.80/161,832,920.70 = 43,202,402.60/x
  3. Step 3: Cross multiply
    107,888,613.80x = 161,832,920.70 × 43,202,402.60
  4. Step 4: Simplify right side
    107,888,613.80x = 6,991,570,994,015,274
  5. Step 5: Solve for x
    x = 6,991,570,994,015,274/107,888,613.80
  6. Step 6: Final answer
    x = 64,803,603.90

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1.5x scale

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.