Home / 843,901,129.20-1,265,851,693.80-568,402,114.80

Finding the Fourth Proportional to 843,901,129.20, 1,265,851,693.80 and 568,402,114.80

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Solution

The fourth proportional to 843,901,129.20, 1,265,851,693.80 and 568,402,114.80 is: 852,603,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,901,129.20 : 1,265,851,693.80 = 568,402,114.80 : x
  2. Step 2: Convert to fraction form
    843,901,129.20/1,265,851,693.80 = 568,402,114.80/x
  3. Step 3: Cross multiply
    843,901,129.20x = 1,265,851,693.80 × 568,402,114.80
  4. Step 4: Simplify right side
    843,901,129.20x = 719,512,779,779,081,984
  5. Step 5: Solve for x
    x = 719,512,779,779,081,984/843,901,129.20
  6. Step 6: Final answer
    x = 852,603,172.20

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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.