Home / 42,695,999,434.45-64,031,105,064.41-12,842,405,554.75

Finding the Fourth Proportional to 42,695,999,434.45, 64,031,105,064.41 and 12,842,405,554.75

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Solution

The fourth proportional to 42,695,999,434.45, 64,031,105,064.41 and 12,842,405,554.75 is: 19,259,729,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,695,999,434.45 : 64,031,105,064.41 = 12,842,405,554.75 : x
  2. Step 2: Convert to fraction form
    42,695,999,434.45/64,031,105,064.41 = 12,842,405,554.75/x
  3. Step 3: Cross multiply
    42,695,999,434.45x = 64,031,105,064.41 × 12,842,405,554.75
  4. Step 4: Simplify right side
    42,695,999,434.45x = 822,313,419,355,959,853,056
  5. Step 5: Solve for x
    x = 822,313,419,355,959,853,056/42,695,999,434.45
  6. Step 6: Final answer
    x = 19,259,729,957.10

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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.