Home / 480,548,113.07-720,891,243.98-148,581,011.70

Finding the Fourth Proportional to 480,548,113.07, 720,891,243.98 and 148,581,011.70

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Solution

The fourth proportional to 480,548,113.07, 720,891,243.98 and 148,581,011.70 is: 222,892,874.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,548,113.07 : 720,891,243.98 = 148,581,011.70 : x
  2. Step 2: Convert to fraction form
    480,548,113.07/720,891,243.98 = 148,581,011.70/x
  3. Step 3: Cross multiply
    480,548,113.07x = 720,891,243.98 × 148,581,011.70
  4. Step 4: Simplify right side
    480,548,113.07x = 107,110,750,355,477,024
  5. Step 5: Solve for x
    x = 107,110,750,355,477,024/480,548,113.07
  6. Step 6: Final answer
    x = 222,892,874.71

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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.