Home / 176,142,709.80-264,214,064.70-139,863,004.20

Finding the Fourth Proportional to 176,142,709.80, 264,214,064.70 and 139,863,004.20

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Solution

The fourth proportional to 176,142,709.80, 264,214,064.70 and 139,863,004.20 is: 209,794,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,142,709.80 : 264,214,064.70 = 139,863,004.20 : x
  2. Step 2: Convert to fraction form
    176,142,709.80/264,214,064.70 = 139,863,004.20/x
  3. Step 3: Cross multiply
    176,142,709.80x = 264,214,064.70 × 139,863,004.20
  4. Step 4: Simplify right side
    176,142,709.80x = 36,953,772,840,835,168
  5. Step 5: Solve for x
    x = 36,953,772,840,835,168/176,142,709.80
  6. Step 6: Final answer
    x = 209,794,506.30

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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.