Home / 115,879,967.20-173,819,950.80-114,088,376.80

Finding the Fourth Proportional to 115,879,967.20, 173,819,950.80 and 114,088,376.80

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Solution

The fourth proportional to 115,879,967.20, 173,819,950.80 and 114,088,376.80 is: 171,132,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,879,967.20 : 173,819,950.80 = 114,088,376.80 : x
  2. Step 2: Convert to fraction form
    115,879,967.20/173,819,950.80 = 114,088,376.80/x
  3. Step 3: Cross multiply
    115,879,967.20x = 173,819,950.80 × 114,088,376.80
  4. Step 4: Simplify right side
    115,879,967.20x = 19,830,836,042,227,864
  5. Step 5: Solve for x
    x = 19,830,836,042,227,864/115,879,967.20
  6. Step 6: Final answer
    x = 171,132,565.20

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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.