Home / 545,960,270.40-818,940,405.60-177,494,510.40

Finding the Fourth Proportional to 545,960,270.40, 818,940,405.60 and 177,494,510.40

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Solution

The fourth proportional to 545,960,270.40, 818,940,405.60 and 177,494,510.40 is: 266,241,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,960,270.40 : 818,940,405.60 = 177,494,510.40 : x
  2. Step 2: Convert to fraction form
    545,960,270.40/818,940,405.60 = 177,494,510.40/x
  3. Step 3: Cross multiply
    545,960,270.40x = 818,940,405.60 × 177,494,510.40
  4. Step 4: Simplify right side
    545,960,270.40x = 145,357,426,338,749,440
  5. Step 5: Solve for x
    x = 145,357,426,338,749,440/545,960,270.40
  6. Step 6: Final answer
    x = 266,241,765.60

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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.