Home / 480,048,095.80-720,072,143.70-461,236,396.60

Finding the Fourth Proportional to 480,048,095.80, 720,072,143.70 and 461,236,396.60

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Solution

The fourth proportional to 480,048,095.80, 720,072,143.70 and 461,236,396.60 is: 691,854,594.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,048,095.80 : 720,072,143.70 = 461,236,396.60 : x
  2. Step 2: Convert to fraction form
    480,048,095.80/720,072,143.70 = 461,236,396.60/x
  3. Step 3: Cross multiply
    480,048,095.80x = 720,072,143.70 × 461,236,396.60
  4. Step 4: Simplify right side
    480,048,095.80x = 332,123,480,852,225,408
  5. Step 5: Solve for x
    x = 332,123,480,852,225,408/480,048,095.80
  6. Step 6: Final answer
    x = 691,854,594.90

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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.