Home / 18,626,131,434.40-27,943,078,930.80-6,208,319,773.60

Finding the Fourth Proportional to 18,626,131,434.40, 27,943,078,930.80 and 6,208,319,773.60

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Solution

The fourth proportional to 18,626,131,434.40, 27,943,078,930.80 and 6,208,319,773.60 is: 9,313,773,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,626,131,434.40 : 27,943,078,930.80 = 6,208,319,773.60 : x
  2. Step 2: Convert to fraction form
    18,626,131,434.40/27,943,078,930.80 = 6,208,319,773.60/x
  3. Step 3: Cross multiply
    18,626,131,434.40x = 27,943,078,930.80 × 6,208,319,773.60
  4. Step 4: Simplify right side
    18,626,131,434.40x = 173,479,569,461,351,186,432
  5. Step 5: Solve for x
    x = 173,479,569,461,351,186,432/18,626,131,434.40
  6. Step 6: Final answer
    x = 9,313,773,505.38

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1.5x scale

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.