Home / 353,627,863.40-530,441,795.10-111,290,767.40

Finding the Fourth Proportional to 353,627,863.40, 530,441,795.10 and 111,290,767.40

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Solution

The fourth proportional to 353,627,863.40, 530,441,795.10 and 111,290,767.40 is: 166,936,151.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,627,863.40 : 530,441,795.10 = 111,290,767.40 : x
  2. Step 2: Convert to fraction form
    353,627,863.40/530,441,795.10 = 111,290,767.40/x
  3. Step 3: Cross multiply
    353,627,863.40x = 530,441,795.10 × 111,290,767.40
  4. Step 4: Simplify right side
    353,627,863.40x = 59,033,274,437,712,568
  5. Step 5: Solve for x
    x = 59,033,274,437,712,568/353,627,863.40
  6. Step 6: Final answer
    x = 166,936,151.10

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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.