Home / 51,426,884,197.35-77,150,260,441.89-19,553,078,878.38

Finding the Fourth Proportional to 51,426,884,197.35, 77,150,260,441.89 and 19,553,078,878.38

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Solution

The fourth proportional to 51,426,884,197.35, 77,150,260,441.89 and 19,553,078,878.38 is: 29,333,395,391.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,426,884,197.35 : 77,150,260,441.89 = 19,553,078,878.38 : x
  2. Step 2: Convert to fraction form
    51,426,884,197.35/77,150,260,441.89 = 19,553,078,878.38/x
  3. Step 3: Cross multiply
    51,426,884,197.35x = 77,150,260,441.89 × 19,553,078,878.38
  4. Step 4: Simplify right side
    51,426,884,197.35x = 1,508,525,127,907,835,379,712
  5. Step 5: Solve for x
    x = 1,508,525,127,907,835,379,712/51,426,884,197.35
  6. Step 6: Final answer
    x = 29,333,395,391.39

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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.