Home / 51,426,884,190.68-77,150,260,431.96-19,553,078,871.68

Finding the Fourth Proportional to 51,426,884,190.68, 77,150,260,431.96 and 19,553,078,871.68

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Solution

The fourth proportional to 51,426,884,190.68, 77,150,260,431.96 and 19,553,078,871.68 is: 29,333,395,381.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,426,884,190.68 : 77,150,260,431.96 = 19,553,078,871.68 : x
  2. Step 2: Convert to fraction form
    51,426,884,190.68/77,150,260,431.96 = 19,553,078,871.68/x
  3. Step 3: Cross multiply
    51,426,884,190.68x = 77,150,260,431.96 × 19,553,078,871.68
  4. Step 4: Simplify right side
    51,426,884,190.68x = 1,508,525,127,196,766,633,984
  5. Step 5: Solve for x
    x = 1,508,525,127,196,766,633,984/51,426,884,190.68
  6. Step 6: Final answer
    x = 29,333,395,381.36

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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.