Home / 550,432,568.70-825,648,853.05-524,923,400.70

Finding the Fourth Proportional to 550,432,568.70, 825,648,853.05 and 524,923,400.70

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Solution

The fourth proportional to 550,432,568.70, 825,648,853.05 and 524,923,400.70 is: 787,385,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,432,568.70 : 825,648,853.05 = 524,923,400.70 : x
  2. Step 2: Convert to fraction form
    550,432,568.70/825,648,853.05 = 524,923,400.70/x
  3. Step 3: Cross multiply
    550,432,568.70x = 825,648,853.05 × 524,923,400.70
  4. Step 4: Simplify right side
    550,432,568.70x = 433,402,403,727,060,544
  5. Step 5: Solve for x
    x = 433,402,403,727,060,544/550,432,568.70
  6. Step 6: Final answer
    x = 787,385,101.05

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Double scale
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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.