Home / 462,039,312.62-692,592,350.60-289,636,965.38

Finding the Fourth Proportional to 462,039,312.62, 692,592,350.60 and 289,636,965.38

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Solution

The fourth proportional to 462,039,312.62, 692,592,350.60 and 289,636,965.38 is: 434,162,940.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,039,312.62 : 692,592,350.60 = 289,636,965.38 : x
  2. Step 2: Convert to fraction form
    462,039,312.62/692,592,350.60 = 289,636,965.38/x
  3. Step 3: Cross multiply
    462,039,312.62x = 692,592,350.60 × 289,636,965.38
  4. Step 4: Simplify right side
    462,039,312.62x = 200,600,346,673,185,024
  5. Step 5: Solve for x
    x = 200,600,346,673,185,024/462,039,312.62
  6. Step 6: Final answer
    x = 434,162,940.67

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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.