Home / 75,551,033.80-113,373,206.70-30,108,089.80

Finding the Fourth Proportional to 75,551,033.80, 113,373,206.70 and 30,108,089.80

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Solution

The fourth proportional to 75,551,033.80, 113,373,206.70 and 30,108,089.80 is: 45,180,727.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,551,033.80 : 113,373,206.70 = 30,108,089.80 : x
  2. Step 2: Convert to fraction form
    75,551,033.80/113,373,206.70 = 30,108,089.80/x
  3. Step 3: Cross multiply
    75,551,033.80x = 113,373,206.70 × 30,108,089.80
  4. Step 4: Simplify right side
    75,551,033.80x = 3,413,450,688,237,562
  5. Step 5: Solve for x
    x = 3,413,450,688,237,562/75,551,033.80
  6. Step 6: Final answer
    x = 45,180,727.74

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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.