Home / 142,236,306,520.46-213,367,003,181.10-40,133,795,312.51

Finding the Fourth Proportional to 142,236,306,520.46, 213,367,003,181.10 and 40,133,795,312.51

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Solution

The fourth proportional to 142,236,306,520.46, 213,367,003,181.10 and 40,133,795,312.51 is: 60,204,232,249.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,236,306,520.46 : 213,367,003,181.10 = 40,133,795,312.51 : x
  2. Step 2: Convert to fraction form
    142,236,306,520.46/213,367,003,181.10 = 40,133,795,312.51/x
  3. Step 3: Cross multiply
    142,236,306,520.46x = 213,367,003,181.10 × 40,133,795,312.51
  4. Step 4: Simplify right side
    142,236,306,520.46x = 8,563,227,632,113,938,333,696
  5. Step 5: Solve for x
    x = 8,563,227,632,113,938,333,696/142,236,306,520.46
  6. Step 6: Final answer
    x = 60,204,232,249.82

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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.