Home / 121,509,426.27-182,275,213.83-39,607,282.29

Finding the Fourth Proportional to 121,509,426.27, 182,275,213.83 and 39,607,282.29

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Solution

The fourth proportional to 121,509,426.27, 182,275,213.83 and 39,607,282.29 is: 59,414,533.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,509,426.27 : 182,275,213.83 = 39,607,282.29 : x
  2. Step 2: Convert to fraction form
    121,509,426.27/182,275,213.83 = 39,607,282.29/x
  3. Step 3: Cross multiply
    121,509,426.27x = 182,275,213.83 × 39,607,282.29
  4. Step 4: Simplify right side
    121,509,426.27x = 7,219,425,849,392,520
  5. Step 5: Solve for x
    x = 7,219,425,849,392,520/121,509,426.27
  6. Step 6: Final answer
    x = 59,414,533.27

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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.