Home / 38,820,085,291,390-53,573,401,689,820-21,497,740,387,222

Finding the Fourth Proportional to 38,820,085,291,390, 53,573,401,689,820 and 21,497,740,387,222

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Solution

The fourth proportional to 38,820,085,291,390, 53,573,401,689,820 and 21,497,740,387,222 is: 29,667,814,291,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,820,085,291,390 : 53,573,401,689,820 = 21,497,740,387,222 : x
  2. Step 2: Convert to fraction form
    38,820,085,291,390/53,573,401,689,820 = 21,497,740,387,222/x
  3. Step 3: Cross multiply
    38,820,085,291,390x = 53,573,401,689,820 × 21,497,740,387,222
  4. Step 4: Simplify right side
    38,820,085,291,390x = 1,151,707,081,188,110,820,167,385,088
  5. Step 5: Solve for x
    x = 1,151,707,081,188,110,820,167,385,088/38,820,085,291,390
  6. Step 6: Final answer
    x = 29,667,814,291,061.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.