Home / 475,819,964.10-713,734,869.87-143,829,730.89

Finding the Fourth Proportional to 475,819,964.10, 713,734,869.87 and 143,829,730.89

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Solution

The fourth proportional to 475,819,964.10, 713,734,869.87 and 143,829,730.89 is: 215,746,084.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,819,964.10 : 713,734,869.87 = 143,829,730.89 : x
  2. Step 2: Convert to fraction form
    475,819,964.10/713,734,869.87 = 143,829,730.89/x
  3. Step 3: Cross multiply
    475,819,964.10x = 713,734,869.87 × 143,829,730.89
  4. Step 4: Simplify right side
    475,819,964.10x = 102,656,294,260,211,264
  5. Step 5: Solve for x
    x = 102,656,294,260,211,264/475,819,964.10
  6. Step 6: Final answer
    x = 215,746,084.67

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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.