Home / 545,391,765.15-818,202,683.93-176,898,099.03

Finding the Fourth Proportional to 545,391,765.15, 818,202,683.93 and 176,898,099.03

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Solution

The fourth proportional to 545,391,765.15, 818,202,683.93 and 176,898,099.03 is: 265,384,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,391,765.15 : 818,202,683.93 = 176,898,099.03 : x
  2. Step 2: Convert to fraction form
    545,391,765.15/818,202,683.93 = 176,898,099.03/x
  3. Step 3: Cross multiply
    545,391,765.15x = 818,202,683.93 × 176,898,099.03
  4. Step 4: Simplify right side
    545,391,765.15x = 144,738,499,407,576,416
  5. Step 5: Solve for x
    x = 144,738,499,407,576,416/545,391,765.15
  6. Step 6: Final answer
    x = 265,384,460.60

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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.