Home / 340,182,720.37-509,859,527.41-176,330,143.45

Finding the Fourth Proportional to 340,182,720.37, 509,859,527.41 and 176,330,143.45

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Solution

The fourth proportional to 340,182,720.37, 509,859,527.41 and 176,330,143.45 is: 264,280,335.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,182,720.37 : 509,859,527.41 = 176,330,143.45 : x
  2. Step 2: Convert to fraction form
    340,182,720.37/509,859,527.41 = 176,330,143.45/x
  3. Step 3: Cross multiply
    340,182,720.37x = 509,859,527.41 × 176,330,143.45
  4. Step 4: Simplify right side
    340,182,720.37x = 89,903,603,604,123,552
  5. Step 5: Solve for x
    x = 89,903,603,604,123,552/340,182,720.37
  6. Step 6: Final answer
    x = 264,280,335.90

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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.