Home / 117,528,288.20-176,292,432.30-105,624,009.80

Finding the Fourth Proportional to 117,528,288.20, 176,292,432.30 and 105,624,009.80

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Solution

The fourth proportional to 117,528,288.20, 176,292,432.30 and 105,624,009.80 is: 158,436,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,528,288.20 : 176,292,432.30 = 105,624,009.80 : x
  2. Step 2: Convert to fraction form
    117,528,288.20/176,292,432.30 = 105,624,009.80/x
  3. Step 3: Cross multiply
    117,528,288.20x = 176,292,432.30 × 105,624,009.80
  4. Step 4: Simplify right side
    117,528,288.20x = 18,620,713,596,921,036
  5. Step 5: Solve for x
    x = 18,620,713,596,921,036/117,528,288.20
  6. Step 6: Final answer
    x = 158,436,014.70

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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.