Home / 121,949,955.84-182,785,762.80-49,120,095.36

Finding the Fourth Proportional to 121,949,955.84, 182,785,762.80 and 49,120,095.36

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Solution

The fourth proportional to 121,949,955.84, 182,785,762.80 and 49,120,095.36 is: 73,624,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,949,955.84 : 182,785,762.80 = 49,120,095.36 : x
  2. Step 2: Convert to fraction form
    121,949,955.84/182,785,762.80 = 49,120,095.36/x
  3. Step 3: Cross multiply
    121,949,955.84x = 182,785,762.80 × 49,120,095.36
  4. Step 4: Simplify right side
    121,949,955.84x = 8,978,454,099,186,341
  5. Step 5: Solve for x
    x = 8,978,454,099,186,341/121,949,955.84
  6. Step 6: Final answer
    x = 73,624,086.51

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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.