Home / 174,553,260-261,831,202.20-77,482,871.34

Finding the Fourth Proportional to 174,553,260, 261,831,202.20 and 77,482,871.34

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Solution

The fourth proportional to 174,553,260, 261,831,202.20 and 77,482,871.34 is: 116,224,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,553,260 : 261,831,202.20 = 77,482,871.34 : x
  2. Step 2: Convert to fraction form
    174,553,260/261,831,202.20 = 77,482,871.34/x
  3. Step 3: Cross multiply
    174,553,260x = 261,831,202.20 × 77,482,871.34
  4. Step 4: Simplify right side
    174,553,260x = 20,287,433,352,860,124
  5. Step 5: Solve for x
    x = 20,287,433,352,860,124/174,553,260
  6. Step 6: Final answer
    x = 116,224,889.49

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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.