Home / 174,152,129.22-261,066,472.47-77,055,977.70

Finding the Fourth Proportional to 174,152,129.22, 261,066,472.47 and 77,055,977.70

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Solution

The fourth proportional to 174,152,129.22, 261,066,472.47 and 77,055,977.70 is: 115,512,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,152,129.22 : 261,066,472.47 = 77,055,977.70 : x
  2. Step 2: Convert to fraction form
    174,152,129.22/261,066,472.47 = 77,055,977.70/x
  3. Step 3: Cross multiply
    174,152,129.22x = 261,066,472.47 × 77,055,977.70
  4. Step 4: Simplify right side
    174,152,129.22x = 20,116,732,280,865,984
  5. Step 5: Solve for x
    x = 20,116,732,280,865,984/174,152,129.22
  6. Step 6: Final answer
    x = 115,512,410.74

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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.