Home / 103,397,941,636.35-154,879,712,044.79-65,605,063,550.55

Finding the Fourth Proportional to 103,397,941,636.35, 154,879,712,044.79 and 65,605,063,550.55

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Solution

The fourth proportional to 103,397,941,636.35, 154,879,712,044.79 and 65,605,063,550.55 is: 98,269,783,620.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,397,941,636.35 : 154,879,712,044.79 = 65,605,063,550.55 : x
  2. Step 2: Convert to fraction form
    103,397,941,636.35/154,879,712,044.79 = 65,605,063,550.55/x
  3. Step 3: Cross multiply
    103,397,941,636.35x = 154,879,712,044.79 × 65,605,063,550.55
  4. Step 4: Simplify right side
    103,397,941,636.35x = 10,160,893,351,389,332,242,432
  5. Step 5: Solve for x
    x = 10,160,893,351,389,332,242,432/103,397,941,636.35
  6. Step 6: Final answer
    x = 98,269,783,620.31

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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.