Home / 144,342,076.80-216,513,115.20-36,636,700.80

Finding the Fourth Proportional to 144,342,076.80, 216,513,115.20 and 36,636,700.80

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Solution

The fourth proportional to 144,342,076.80, 216,513,115.20 and 36,636,700.80 is: 54,955,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,342,076.80 : 216,513,115.20 = 36,636,700.80 : x
  2. Step 2: Convert to fraction form
    144,342,076.80/216,513,115.20 = 36,636,700.80/x
  3. Step 3: Cross multiply
    144,342,076.80x = 216,513,115.20 × 36,636,700.80
  4. Step 4: Simplify right side
    144,342,076.80x = 7,932,326,220,858,331
  5. Step 5: Solve for x
    x = 7,932,326,220,858,331/144,342,076.80
  6. Step 6: Final answer
    x = 54,955,051.20

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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.