Home / 20,727,428,368,863-28,604,750,289,934-11,478,412,669,294

Finding the Fourth Proportional to 20,727,428,368,863, 28,604,750,289,934 and 11,478,412,669,294

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Solution

The fourth proportional to 20,727,428,368,863, 28,604,750,289,934 and 11,478,412,669,294 is: 15,840,707,408,894.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,727,428,368,863 : 28,604,750,289,934 = 11,478,412,669,294 : x
  2. Step 2: Convert to fraction form
    20,727,428,368,863/28,604,750,289,934 = 11,478,412,669,294/x
  3. Step 3: Cross multiply
    20,727,428,368,863x = 28,604,750,289,934 × 11,478,412,669,294
  4. Step 4: Simplify right side
    20,727,428,368,863x = 328,337,128,129,969,678,748,483,584
  5. Step 5: Solve for x
    x = 328,337,128,129,969,678,748,483,584/20,727,428,368,863
  6. Step 6: Final answer
    x = 15,840,707,408,894.09

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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.