Home / 117,417,920.40-176,126,880.60-106,836,339.60

Finding the Fourth Proportional to 117,417,920.40, 176,126,880.60 and 106,836,339.60

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Solution

The fourth proportional to 117,417,920.40, 176,126,880.60 and 106,836,339.60 is: 160,254,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,417,920.40 : 176,126,880.60 = 106,836,339.60 : x
  2. Step 2: Convert to fraction form
    117,417,920.40/176,126,880.60 = 106,836,339.60/x
  3. Step 3: Cross multiply
    117,417,920.40x = 176,126,880.60 × 106,836,339.60
  4. Step 4: Simplify right side
    117,417,920.40x = 18,816,751,228,470,252
  5. Step 5: Solve for x
    x = 18,816,751,228,470,252/117,417,920.40
  6. Step 6: Final answer
    x = 160,254,509.40

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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.