Home / 27,883,341,984.36-38,479,142,245.13-15,841,013,587.34

Finding the Fourth Proportional to 27,883,341,984.36, 38,479,142,245.13 and 15,841,013,587.34

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Solution

The fourth proportional to 27,883,341,984.36, 38,479,142,245.13 and 15,841,013,587.34 is: 21,860,672,780.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,883,341,984.36 : 38,479,142,245.13 = 15,841,013,587.34 : x
  2. Step 2: Convert to fraction form
    27,883,341,984.36/38,479,142,245.13 = 15,841,013,587.34/x
  3. Step 3: Cross multiply
    27,883,341,984.36x = 38,479,142,245.13 × 15,841,013,587.34
  4. Step 4: Simplify right side
    27,883,341,984.36x = 609,548,615,134,021,287,936
  5. Step 5: Solve for x
    x = 609,548,615,134,021,287,936/27,883,341,984.36
  6. Step 6: Final answer
    x = 21,860,672,780.04

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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.