Home / 440,949,978.09-608,506,140.81-242,707,234.41

Finding the Fourth Proportional to 440,949,978.09, 608,506,140.81 and 242,707,234.41

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Solution

The fourth proportional to 440,949,978.09, 608,506,140.81 and 242,707,234.41 is: 334,933,325.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,949,978.09 : 608,506,140.81 = 242,707,234.41 : x
  2. Step 2: Convert to fraction form
    440,949,978.09/608,506,140.81 = 242,707,234.41/x
  3. Step 3: Cross multiply
    440,949,978.09x = 608,506,140.81 × 242,707,234.41
  4. Step 4: Simplify right side
    440,949,978.09x = 147,688,842,557,497,120
  5. Step 5: Solve for x
    x = 147,688,842,557,497,120/440,949,978.09
  6. Step 6: Final answer
    x = 334,933,325.54

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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.