Home / 117,530,810.60-176,124,107.10-105,400,250.60

Finding the Fourth Proportional to 117,530,810.60, 176,124,107.10 and 105,400,250.60

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Solution

The fourth proportional to 117,530,810.60, 176,124,107.10 and 105,400,250.60 is: 157,946,030.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,530,810.60 : 176,124,107.10 = 105,400,250.60 : x
  2. Step 2: Convert to fraction form
    117,530,810.60/176,124,107.10 = 105,400,250.60/x
  3. Step 3: Cross multiply
    117,530,810.60x = 176,124,107.10 × 105,400,250.60
  4. Step 4: Simplify right side
    117,530,810.60x = 18,563,525,025,041,236
  5. Step 5: Solve for x
    x = 18,563,525,025,041,236/117,530,810.60
  6. Step 6: Final answer
    x = 157,946,030.75

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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.