Home / 64,152,048.20-96,228,072.30-30,076,838.60

Finding the Fourth Proportional to 64,152,048.20, 96,228,072.30 and 30,076,838.60

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Solution

The fourth proportional to 64,152,048.20, 96,228,072.30 and 30,076,838.60 is: 45,115,257.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,048.20 : 96,228,072.30 = 30,076,838.60 : x
  2. Step 2: Convert to fraction form
    64,152,048.20/96,228,072.30 = 30,076,838.60/x
  3. Step 3: Cross multiply
    64,152,048.20x = 96,228,072.30 × 30,076,838.60
  4. Step 4: Simplify right side
    64,152,048.20x = 2,894,236,199,356,231
  5. Step 5: Solve for x
    x = 2,894,236,199,356,231/64,152,048.20
  6. Step 6: Final answer
    x = 45,115,257.90

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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.