Home / 140,114,748.21-210,192,179.83-43,078,602.50

Finding the Fourth Proportional to 140,114,748.21, 210,192,179.83 and 43,078,602.50

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Solution

The fourth proportional to 140,114,748.21, 210,192,179.83 and 43,078,602.50 is: 64,624,070.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,114,748.21 : 210,192,179.83 = 43,078,602.50 : x
  2. Step 2: Convert to fraction form
    140,114,748.21/210,192,179.83 = 43,078,602.50/x
  3. Step 3: Cross multiply
    140,114,748.21x = 210,192,179.83 × 43,078,602.50
  4. Step 4: Simplify right side
    140,114,748.21x = 9,054,785,363,376,752
  5. Step 5: Solve for x
    x = 9,054,785,363,376,752/140,114,748.21
  6. Step 6: Final answer
    x = 64,624,070.48

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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.