Home / 173,597,418.21-239,564,119.01-99,259,374.72

Finding the Fourth Proportional to 173,597,418.21, 239,564,119.01 and 99,259,374.72

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Solution

The fourth proportional to 173,597,418.21, 239,564,119.01 and 99,259,374.72 is: 136,977,755.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,597,418.21 : 239,564,119.01 = 99,259,374.72 : x
  2. Step 2: Convert to fraction form
    173,597,418.21/239,564,119.01 = 99,259,374.72/x
  3. Step 3: Cross multiply
    173,597,418.21x = 239,564,119.01 × 99,259,374.72
  4. Step 4: Simplify right side
    173,597,418.21x = 23,778,984,657,783,968
  5. Step 5: Solve for x
    x = 23,778,984,657,783,968/173,597,418.21
  6. Step 6: Final answer
    x = 136,977,755.22

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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.