Home / 505,521,000.40-709,770,134-505,521,000.40

Finding the Fourth Proportional to 505,521,000.40, 709,770,134 and 505,521,000.40

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Solution

The fourth proportional to 505,521,000.40, 709,770,134 and 505,521,000.40 is: 709,770,134

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,521,000.40 : 709,770,134 = 505,521,000.40 : x
  2. Step 2: Convert to fraction form
    505,521,000.40/709,770,134 = 505,521,000.40/x
  3. Step 3: Cross multiply
    505,521,000.40x = 709,770,134 × 505,521,000.40
  4. Step 4: Simplify right side
    505,521,000.40x = 358,803,708,193,722,048
  5. Step 5: Solve for x
    x = 358,803,708,193,722,048/505,521,000.40
  6. Step 6: Final answer
    x = 709,770,134

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.