Home / 144,427,364.80-216,502,960.80-53,526,577.60

Finding the Fourth Proportional to 144,427,364.80, 216,502,960.80 and 53,526,577.60

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Solution

The fourth proportional to 144,427,364.80, 216,502,960.80 and 53,526,577.60 is: 80,238,689.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,427,364.80 : 216,502,960.80 = 53,526,577.60 : x
  2. Step 2: Convert to fraction form
    144,427,364.80/216,502,960.80 = 53,526,577.60/x
  3. Step 3: Cross multiply
    144,427,364.80x = 216,502,960.80 × 53,526,577.60
  4. Step 4: Simplify right side
    144,427,364.80x = 11,588,662,531,890,960
  5. Step 5: Solve for x
    x = 11,588,662,531,890,960/144,427,364.80
  6. Step 6: Final answer
    x = 80,238,689.86

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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.