Home / 499,070,851.40-748,656,302.70-171,503,222.60

Finding the Fourth Proportional to 499,070,851.40, 748,656,302.70 and 171,503,222.60

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Solution

The fourth proportional to 499,070,851.40, 748,656,302.70 and 171,503,222.60 is: 257,272,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,070,851.40 : 748,656,302.70 = 171,503,222.60 : x
  2. Step 2: Convert to fraction form
    499,070,851.40/748,656,302.70 = 171,503,222.60/x
  3. Step 3: Cross multiply
    499,070,851.40x = 748,656,302.70 × 171,503,222.60
  4. Step 4: Simplify right side
    499,070,851.40x = 128,396,968,532,851,088
  5. Step 5: Solve for x
    x = 128,396,968,532,851,088/499,070,851.40
  6. Step 6: Final answer
    x = 257,272,024.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.