Home / 324,063,513,590.50-485,906,849,054.61-122,620,810,139.38

Finding the Fourth Proportional to 324,063,513,590.50, 485,906,849,054.61 and 122,620,810,139.38

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Solution

The fourth proportional to 324,063,513,590.50, 485,906,849,054.61 and 122,620,810,139.38 is: 183,859,919,381.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,063,513,590.50 : 485,906,849,054.61 = 122,620,810,139.38 : x
  2. Step 2: Convert to fraction form
    324,063,513,590.50/485,906,849,054.61 = 122,620,810,139.38/x
  3. Step 3: Cross multiply
    324,063,513,590.50x = 485,906,849,054.61 × 122,620,810,139.38
  4. Step 4: Simplify right side
    324,063,513,590.50x = 59,582,291,483,349,707,915,264
  5. Step 5: Solve for x
    x = 59,582,291,483,349,707,915,264/324,063,513,590.50
  6. Step 6: Final answer
    x = 183,859,919,381.85

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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.