Home / 52,507,092,073.74-78,760,840,058.22-12,712,800,622.56

Finding the Fourth Proportional to 52,507,092,073.74, 78,760,840,058.22 and 12,712,800,622.56

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Solution

The fourth proportional to 52,507,092,073.74, 78,760,840,058.22 and 12,712,800,622.56 is: 19,069,249,828.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,507,092,073.74 : 78,760,840,058.22 = 12,712,800,622.56 : x
  2. Step 2: Convert to fraction form
    52,507,092,073.74/78,760,840,058.22 = 12,712,800,622.56/x
  3. Step 3: Cross multiply
    52,507,092,073.74x = 78,760,840,058.22 × 12,712,800,622.56
  4. Step 4: Simplify right side
    52,507,092,073.74x = 1,001,270,856,525,487,800,320
  5. Step 5: Solve for x
    x = 1,001,270,856,525,487,800,320/52,507,092,073.74
  6. Step 6: Final answer
    x = 19,069,249,828.56

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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.