Home / 77,083,473,948.56-106,375,500,157.43-43,248,559,923.80

Finding the Fourth Proportional to 77,083,473,948.56, 106,375,500,157.43 and 43,248,559,923.80

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Solution

The fourth proportional to 77,083,473,948.56, 106,375,500,157.43 and 43,248,559,923.80 is: 59,683,184,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,083,473,948.56 : 106,375,500,157.43 = 43,248,559,923.80 : x
  2. Step 2: Convert to fraction form
    77,083,473,948.56/106,375,500,157.43 = 43,248,559,923.80/x
  3. Step 3: Cross multiply
    77,083,473,948.56x = 106,375,500,157.43 × 43,248,559,923.80
  4. Step 4: Simplify right side
    77,083,473,948.56x = 4,600,587,192,982,807,511,040
  5. Step 5: Solve for x
    x = 4,600,587,192,982,807,511,040/77,083,473,948.56
  6. Step 6: Final answer
    x = 59,683,184,440.45

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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.