Home / 434,060,808.80-651,080,715.60-261,406,781.60

Finding the Fourth Proportional to 434,060,808.80, 651,080,715.60 and 261,406,781.60

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Solution

The fourth proportional to 434,060,808.80, 651,080,715.60 and 261,406,781.60 is: 392,103,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,060,808.80 : 651,080,715.60 = 261,406,781.60 : x
  2. Step 2: Convert to fraction form
    434,060,808.80/651,080,715.60 = 261,406,781.60/x
  3. Step 3: Cross multiply
    434,060,808.80x = 651,080,715.60 × 261,406,781.60
  4. Step 4: Simplify right side
    434,060,808.80x = 170,196,914,426,820,928
  5. Step 5: Solve for x
    x = 170,196,914,426,820,928/434,060,808.80
  6. Step 6: Final answer
    x = 392,103,850.37

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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.