Home / 144,103,041.42-216,167,850.12-47,059,257.60

Finding the Fourth Proportional to 144,103,041.42, 216,167,850.12 and 47,059,257.60

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Solution

The fourth proportional to 144,103,041.42, 216,167,850.12 and 47,059,257.60 is: 70,593,225.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,103,041.42 : 216,167,850.12 = 47,059,257.60 : x
  2. Step 2: Convert to fraction form
    144,103,041.42/216,167,850.12 = 47,059,257.60/x
  3. Step 3: Cross multiply
    144,103,041.42x = 216,167,850.12 × 47,059,257.60
  4. Step 4: Simplify right side
    144,103,041.42x = 10,172,698,543,635,272
  5. Step 5: Solve for x
    x = 10,172,698,543,635,272/144,103,041.42
  6. Step 6: Final answer
    x = 70,593,225.82

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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.