Home / 240,142,047.93-360,209,268.14-76,377,440.25

Finding the Fourth Proportional to 240,142,047.93, 360,209,268.14 and 76,377,440.25

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Solution

The fourth proportional to 240,142,047.93, 360,209,268.14 and 76,377,440.25 is: 114,564,950.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,142,047.93 : 360,209,268.14 = 76,377,440.25 : x
  2. Step 2: Convert to fraction form
    240,142,047.93/360,209,268.14 = 76,377,440.25/x
  3. Step 3: Cross multiply
    240,142,047.93x = 360,209,268.14 × 76,377,440.25
  4. Step 4: Simplify right side
    240,142,047.93x = 27,511,861,854,477,192
  5. Step 5: Solve for x
    x = 27,511,861,854,477,192/240,142,047.93
  6. Step 6: Final answer
    x = 114,564,950.58

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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.