Home / 340,403,712,009.40-510,605,568,014.10-164,084,342,793.40

Finding the Fourth Proportional to 340,403,712,009.40, 510,605,568,014.10 and 164,084,342,793.40

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Solution

The fourth proportional to 340,403,712,009.40, 510,605,568,014.10 and 164,084,342,793.40 is: 246,126,514,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,403,712,009.40 : 510,605,568,014.10 = 164,084,342,793.40 : x
  2. Step 2: Convert to fraction form
    340,403,712,009.40/510,605,568,014.10 = 164,084,342,793.40/x
  3. Step 3: Cross multiply
    340,403,712,009.40x = 510,605,568,014.10 × 164,084,342,793.40
  4. Step 4: Simplify right side
    340,403,712,009.40x = 83,782,379,054,244,292,460,544
  5. Step 5: Solve for x
    x = 83,782,379,054,244,292,460,544/340,403,712,009.40
  6. Step 6: Final answer
    x = 246,126,514,190.10

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1.5x scale

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.