Home / 208,851,120,122.54-313,276,289,165.66-65,441,127,064.10

Finding the Fourth Proportional to 208,851,120,122.54, 313,276,289,165.66 and 65,441,127,064.10

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Solution

The fourth proportional to 208,851,120,122.54, 313,276,289,165.66 and 65,441,127,064.10 is: 98,161,568,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,851,120,122.54 : 313,276,289,165.66 = 65,441,127,064.10 : x
  2. Step 2: Convert to fraction form
    208,851,120,122.54/313,276,289,165.66 = 65,441,127,064.10/x
  3. Step 3: Cross multiply
    208,851,120,122.54x = 313,276,289,165.66 × 65,441,127,064.10
  4. Step 4: Simplify right side
    208,851,120,122.54x = 20,501,153,445,459,062,161,408
  5. Step 5: Solve for x
    x = 20,501,153,445,459,062,161,408/208,851,120,122.54
  6. Step 6: Final answer
    x = 98,161,568,075.05

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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.