Home / 80,598,222-111,225,587.88-45,790,973.28

Finding the Fourth Proportional to 80,598,222, 111,225,587.88 and 45,790,973.28

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Solution

The fourth proportional to 80,598,222, 111,225,587.88 and 45,790,973.28 is: 63,191,566.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,598,222 : 111,225,587.88 = 45,790,973.28 : x
  2. Step 2: Convert to fraction form
    80,598,222/111,225,587.88 = 45,790,973.28/x
  3. Step 3: Cross multiply
    80,598,222x = 111,225,587.88 × 45,790,973.28
  4. Step 4: Simplify right side
    80,598,222x = 5,093,127,922,665,372
  5. Step 5: Solve for x
    x = 5,093,127,922,665,372/80,598,222
  6. Step 6: Final answer
    x = 63,191,566.72

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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.