Home / 434,022,674.40-651,034,011.60-161,337,016.80

Finding the Fourth Proportional to 434,022,674.40, 651,034,011.60 and 161,337,016.80

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Solution

The fourth proportional to 434,022,674.40, 651,034,011.60 and 161,337,016.80 is: 242,005,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,022,674.40 : 651,034,011.60 = 161,337,016.80 : x
  2. Step 2: Convert to fraction form
    434,022,674.40/651,034,011.60 = 161,337,016.80/x
  3. Step 3: Cross multiply
    434,022,674.40x = 651,034,011.60 × 161,337,016.80
  4. Step 4: Simplify right side
    434,022,674.40x = 105,035,885,266,880,608
  5. Step 5: Solve for x
    x = 105,035,885,266,880,608/434,022,674.40
  6. Step 6: Final answer
    x = 242,005,525.20

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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.