Home / 144,103,145.60-216,168,006.47-47,059,361.80

Finding the Fourth Proportional to 144,103,145.60, 216,168,006.47 and 47,059,361.80

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Solution

The fourth proportional to 144,103,145.60, 216,168,006.47 and 47,059,361.80 is: 70,593,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,103,145.60 : 216,168,006.47 = 47,059,361.80 : x
  2. Step 2: Convert to fraction form
    144,103,145.60/216,168,006.47 = 47,059,361.80/x
  3. Step 3: Cross multiply
    144,103,145.60x = 216,168,006.47 × 47,059,361.80
  4. Step 4: Simplify right side
    144,103,145.60x = 10,172,728,425,280,754
  5. Step 5: Solve for x
    x = 10,172,728,425,280,754/144,103,145.60
  6. Step 6: Final answer
    x = 70,593,382.14

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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.