Home / 545,935,872.40-818,903,808.60-177,470,112.40

Finding the Fourth Proportional to 545,935,872.40, 818,903,808.60 and 177,470,112.40

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Solution

The fourth proportional to 545,935,872.40, 818,903,808.60 and 177,470,112.40 is: 266,205,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,935,872.40 : 818,903,808.60 = 177,470,112.40 : x
  2. Step 2: Convert to fraction form
    545,935,872.40/818,903,808.60 = 177,470,112.40/x
  3. Step 3: Cross multiply
    545,935,872.40x = 818,903,808.60 × 177,470,112.40
  4. Step 4: Simplify right side
    545,935,872.40x = 145,330,950,957,030,080
  5. Step 5: Solve for x
    x = 145,330,950,957,030,080/545,935,872.40
  6. Step 6: Final answer
    x = 266,205,168.60

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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.