Home / 121,803,511.89-182,716,004.31-34,365,794.81

Finding the Fourth Proportional to 121,803,511.89, 182,716,004.31 and 34,365,794.81

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Solution

The fourth proportional to 121,803,511.89, 182,716,004.31 and 34,365,794.81 is: 51,551,721.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,803,511.89 : 182,716,004.31 = 34,365,794.81 : x
  2. Step 2: Convert to fraction form
    121,803,511.89/182,716,004.31 = 34,365,794.81/x
  3. Step 3: Cross multiply
    121,803,511.89x = 182,716,004.31 × 34,365,794.81
  4. Step 4: Simplify right side
    121,803,511.89x = 6,279,180,711,578,084
  5. Step 5: Solve for x
    x = 6,279,180,711,578,084/121,803,511.89
  6. Step 6: Final answer
    x = 51,551,721.41

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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.