Home / 295,144,732.80-442,849,809.60-133,503,465.60

Finding the Fourth Proportional to 295,144,732.80, 442,849,809.60 and 133,503,465.60

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Solution

The fourth proportional to 295,144,732.80, 442,849,809.60 and 133,503,465.60 is: 200,315,227.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,144,732.80 : 442,849,809.60 = 133,503,465.60 : x
  2. Step 2: Convert to fraction form
    295,144,732.80/442,849,809.60 = 133,503,465.60/x
  3. Step 3: Cross multiply
    295,144,732.80x = 442,849,809.60 × 133,503,465.60
  4. Step 4: Simplify right side
    295,144,732.80x = 59,121,984,321,900,152
  5. Step 5: Solve for x
    x = 59,121,984,321,900,152/295,144,732.80
  6. Step 6: Final answer
    x = 200,315,227.59

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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.