Home / 121,339,097.40-182,008,646.10-48,567,109.80

Finding the Fourth Proportional to 121,339,097.40, 182,008,646.10 and 48,567,109.80

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Solution

The fourth proportional to 121,339,097.40, 182,008,646.10 and 48,567,109.80 is: 72,850,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,339,097.40 : 182,008,646.10 = 48,567,109.80 : x
  2. Step 2: Convert to fraction form
    121,339,097.40/182,008,646.10 = 48,567,109.80/x
  3. Step 3: Cross multiply
    121,339,097.40x = 182,008,646.10 × 48,567,109.80
  4. Step 4: Simplify right side
    121,339,097.40x = 8,839,633,899,688,041
  5. Step 5: Solve for x
    x = 8,839,633,899,688,041/121,339,097.40
  6. Step 6: Final answer
    x = 72,850,664.70

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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.