Home / 289,746,352.35-434,619,528.53-174,671,661.15

Finding the Fourth Proportional to 289,746,352.35, 434,619,528.53 and 174,671,661.15

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Solution

The fourth proportional to 289,746,352.35, 434,619,528.53 and 174,671,661.15 is: 262,007,491.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,746,352.35 : 434,619,528.53 = 174,671,661.15 : x
  2. Step 2: Convert to fraction form
    289,746,352.35/434,619,528.53 = 174,671,661.15/x
  3. Step 3: Cross multiply
    289,746,352.35x = 434,619,528.53 × 174,671,661.15
  4. Step 4: Simplify right side
    289,746,352.35x = 75,915,715,015,691,552
  5. Step 5: Solve for x
    x = 75,915,715,015,691,552/289,746,352.35
  6. Step 6: Final answer
    x = 262,007,491.73

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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.