Home / 470,480,055.68-705,627,081.18-447,148,024.31

Finding the Fourth Proportional to 470,480,055.68, 705,627,081.18 and 447,148,024.31

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Solution

The fourth proportional to 470,480,055.68, 705,627,081.18 and 447,148,024.31 is: 670,633,646.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,480,055.68 : 705,627,081.18 = 447,148,024.31 : x
  2. Step 2: Convert to fraction form
    470,480,055.68/705,627,081.18 = 447,148,024.31/x
  3. Step 3: Cross multiply
    470,480,055.68x = 705,627,081.18 × 447,148,024.31
  4. Step 4: Simplify right side
    470,480,055.68x = 315,519,755,245,740,800
  5. Step 5: Solve for x
    x = 315,519,755,245,740,800/470,480,055.68
  6. Step 6: Final answer
    x = 670,633,646.29

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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.