Home / 113,137,899,588.95-156,134,070,588.25-61,699,266,000.64

Finding the Fourth Proportional to 113,137,899,588.95, 156,134,070,588.25 and 61,699,266,000.64

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Solution

The fourth proportional to 113,137,899,588.95, 156,134,070,588.25 and 61,699,266,000.64 is: 85,147,042,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,137,899,588.95 : 156,134,070,588.25 = 61,699,266,000.64 : x
  2. Step 2: Convert to fraction form
    113,137,899,588.95/156,134,070,588.25 = 61,699,266,000.64/x
  3. Step 3: Cross multiply
    113,137,899,588.95x = 156,134,070,588.25 × 61,699,266,000.64
  4. Step 4: Simplify right side
    113,137,899,588.95x = 9,633,357,552,987,137,900,544
  5. Step 5: Solve for x
    x = 9,633,357,552,987,137,900,544/113,137,899,588.95
  6. Step 6: Final answer
    x = 85,147,042,573.59

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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.