Home / 231,916,820.66-348,041,202.50-84,364,095.36

Finding the Fourth Proportional to 231,916,820.66, 348,041,202.50 and 84,364,095.36

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Solution

The fourth proportional to 231,916,820.66, 348,041,202.50 and 84,364,095.36 is: 126,606,518.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,916,820.66 : 348,041,202.50 = 84,364,095.36 : x
  2. Step 2: Convert to fraction form
    231,916,820.66/348,041,202.50 = 84,364,095.36/x
  3. Step 3: Cross multiply
    231,916,820.66x = 348,041,202.50 × 84,364,095.36
  4. Step 4: Simplify right side
    231,916,820.66x = 29,362,181,197,129,980
  5. Step 5: Solve for x
    x = 29,362,181,197,129,980/231,916,820.66
  6. Step 6: Final answer
    x = 126,606,518.29

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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.