Home / 144,045,495.98-216,068,399.79-67,422,332.60

Finding the Fourth Proportional to 144,045,495.98, 216,068,399.79 and 67,422,332.60

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Solution

The fourth proportional to 144,045,495.98, 216,068,399.79 and 67,422,332.60 is: 101,133,571.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,045,495.98 : 216,068,399.79 = 67,422,332.60 : x
  2. Step 2: Convert to fraction form
    144,045,495.98/216,068,399.79 = 67,422,332.60/x
  3. Step 3: Cross multiply
    144,045,495.98x = 216,068,399.79 × 67,422,332.60
  4. Step 4: Simplify right side
    144,045,495.98x = 14,567,835,514,991,148
  5. Step 5: Solve for x
    x = 14,567,835,514,991,148/144,045,495.98
  6. Step 6: Final answer
    x = 101,133,571.83

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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.