Home / 320,714,376.90-442,585,840.14-174,036,660.90

Finding the Fourth Proportional to 320,714,376.90, 442,585,840.14 and 174,036,660.90

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Solution

The fourth proportional to 320,714,376.90, 442,585,840.14 and 174,036,660.90 is: 240,170,592.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,714,376.90 : 442,585,840.14 = 174,036,660.90 : x
  2. Step 2: Convert to fraction form
    320,714,376.90/442,585,840.14 = 174,036,660.90/x
  3. Step 3: Cross multiply
    320,714,376.90x = 442,585,840.14 × 174,036,660.90
  4. Step 4: Simplify right side
    320,714,376.90x = 77,026,161,780,905,216
  5. Step 5: Solve for x
    x = 77,026,161,780,905,216/320,714,376.90
  6. Step 6: Final answer
    x = 240,170,592.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.