Home / 291,384,246.30-437,076,369.45-146,265,423.90

Finding the Fourth Proportional to 291,384,246.30, 437,076,369.45 and 146,265,423.90

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Solution

The fourth proportional to 291,384,246.30, 437,076,369.45 and 146,265,423.90 is: 219,398,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,384,246.30 : 437,076,369.45 = 146,265,423.90 : x
  2. Step 2: Convert to fraction form
    291,384,246.30/437,076,369.45 = 146,265,423.90/x
  3. Step 3: Cross multiply
    291,384,246.30x = 437,076,369.45 × 146,265,423.90
  4. Step 4: Simplify right side
    291,384,246.30x = 63,929,160,454,277,264
  5. Step 5: Solve for x
    x = 63,929,160,454,277,264/291,384,246.30
  6. Step 6: Final answer
    x = 219,398,135.85

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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.