Home / 22,678,351,446,220-31,295,791,931,162-12,666,989,833,320

Finding the Fourth Proportional to 22,678,351,446,220, 31,295,791,931,162 and 12,666,989,833,320

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Solution

The fourth proportional to 22,678,351,446,220, 31,295,791,931,162 and 12,666,989,833,320 is: 17,480,259,936,786.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,678,351,446,220 : 31,295,791,931,162 = 12,666,989,833,320 : x
  2. Step 2: Convert to fraction form
    22,678,351,446,220/31,295,791,931,162 = 12,666,989,833,320/x
  3. Step 3: Cross multiply
    22,678,351,446,220x = 31,295,791,931,162 × 12,666,989,833,320
  4. Step 4: Simplify right side
    22,678,351,446,220x = 396,423,478,217,727,171,796,926,464
  5. Step 5: Solve for x
    x = 396,423,478,217,727,171,796,926,464/22,678,351,446,220
  6. Step 6: Final answer
    x = 17,480,259,936,786.66

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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.