Home / 50,929,707,872.80-70,280,950,615.89-27,754,429,369.68

Finding the Fourth Proportional to 50,929,707,872.80, 70,280,950,615.89 and 27,754,429,369.68

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Solution

The fourth proportional to 50,929,707,872.80, 70,280,950,615.89 and 27,754,429,369.68 is: 38,299,997,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,929,707,872.80 : 70,280,950,615.89 = 27,754,429,369.68 : x
  2. Step 2: Convert to fraction form
    50,929,707,872.80/70,280,950,615.89 = 27,754,429,369.68/x
  3. Step 3: Cross multiply
    50,929,707,872.80x = 70,280,950,615.89 × 27,754,429,369.68
  4. Step 4: Simplify right side
    50,929,707,872.80x = 1,950,607,679,902,407,720,960
  5. Step 5: Solve for x
    x = 1,950,607,679,902,407,720,960/50,929,707,872.80
  6. Step 6: Final answer
    x = 38,299,997,415.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.