Home / 176,142,715.80-264,214,073.70-139,863,010.20

Finding the Fourth Proportional to 176,142,715.80, 264,214,073.70 and 139,863,010.20

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Solution

The fourth proportional to 176,142,715.80, 264,214,073.70 and 139,863,010.20 is: 209,794,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,142,715.80 : 264,214,073.70 = 139,863,010.20 : x
  2. Step 2: Convert to fraction form
    176,142,715.80/264,214,073.70 = 139,863,010.20/x
  3. Step 3: Cross multiply
    176,142,715.80x = 264,214,073.70 × 139,863,010.20
  4. Step 4: Simplify right side
    176,142,715.80x = 36,953,775,684,886,648
  5. Step 5: Solve for x
    x = 36,953,775,684,886,648/176,142,715.80
  6. Step 6: Final answer
    x = 209,794,515.30

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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.