Home / 84,971,835,882.58-117,314,063,254.76-54,089,552,013.78

Finding the Fourth Proportional to 84,971,835,882.58, 117,314,063,254.76 and 54,089,552,013.78

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Solution

The fourth proportional to 84,971,835,882.58, 117,314,063,254.76 and 54,089,552,013.78 is: 74,677,274,657.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,971,835,882.58 : 117,314,063,254.76 = 54,089,552,013.78 : x
  2. Step 2: Convert to fraction form
    84,971,835,882.58/117,314,063,254.76 = 54,089,552,013.78/x
  3. Step 3: Cross multiply
    84,971,835,882.58x = 117,314,063,254.76 × 54,089,552,013.78
  4. Step 4: Simplify right side
    84,971,835,882.58x = 6,345,465,126,366,217,240,576
  5. Step 5: Solve for x
    x = 6,345,465,126,366,217,240,576/84,971,835,882.58
  6. Step 6: Final answer
    x = 74,677,274,657.63

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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.