Home / 158,322,048.30-218,484,280.04-88,707,927.11

Finding the Fourth Proportional to 158,322,048.30, 218,484,280.04 and 88,707,927.11

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Solution

The fourth proportional to 158,322,048.30, 218,484,280.04 and 88,707,927.11 is: 122,416,857.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,322,048.30 : 218,484,280.04 = 88,707,927.11 : x
  2. Step 2: Convert to fraction form
    158,322,048.30/218,484,280.04 = 88,707,927.11/x
  3. Step 3: Cross multiply
    158,322,048.30x = 218,484,280.04 × 88,707,927.11
  4. Step 4: Simplify right side
    158,322,048.30x = 19,381,287,586,933,188
  5. Step 5: Solve for x
    x = 19,381,287,586,933,188/158,322,048.30
  6. Step 6: Final answer
    x = 122,416,857.25

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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.