Home / 113,173,816,393.20-156,180,352,172.96-61,733,497,239.14

Finding the Fourth Proportional to 113,173,816,393.20, 156,180,352,172.96 and 61,733,497,239.14

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Solution

The fourth proportional to 113,173,816,393.20, 156,180,352,172.96 and 61,733,497,239.14 is: 85,192,491,045.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,173,816,393.20 : 156,180,352,172.96 = 61,733,497,239.14 : x
  2. Step 2: Convert to fraction form
    113,173,816,393.20/156,180,352,172.96 = 61,733,497,239.14/x
  3. Step 3: Cross multiply
    113,173,816,393.20x = 156,180,352,172.96 × 61,733,497,239.14
  4. Step 4: Simplify right side
    113,173,816,393.20x = 9,641,559,339,677,337,518,080
  5. Step 5: Solve for x
    x = 9,641,559,339,677,337,518,080/113,173,816,393.20
  6. Step 6: Final answer
    x = 85,192,491,045.63

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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.