Home / 112,412,795.40-155,082,155.36-75,255,047.33

Finding the Fourth Proportional to 112,412,795.40, 155,082,155.36 and 75,255,047.33

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Solution

The fourth proportional to 112,412,795.40, 155,082,155.36 and 75,255,047.33 is: 103,820,164.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,412,795.40 : 155,082,155.36 = 75,255,047.33 : x
  2. Step 2: Convert to fraction form
    112,412,795.40/155,082,155.36 = 75,255,047.33/x
  3. Step 3: Cross multiply
    112,412,795.40x = 155,082,155.36 × 75,255,047.33
  4. Step 4: Simplify right side
    112,412,795.40x = 11,670,714,940,503,526
  5. Step 5: Solve for x
    x = 11,670,714,940,503,526/112,412,795.40
  6. Step 6: Final answer
    x = 103,820,164.77

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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.