Home / 398,565,539.70-597,848,309.55-244,712,714.10

Finding the Fourth Proportional to 398,565,539.70, 597,848,309.55 and 244,712,714.10

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Solution

The fourth proportional to 398,565,539.70, 597,848,309.55 and 244,712,714.10 is: 367,069,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,565,539.70 : 597,848,309.55 = 244,712,714.10 : x
  2. Step 2: Convert to fraction form
    398,565,539.70/597,848,309.55 = 244,712,714.10/x
  3. Step 3: Cross multiply
    398,565,539.70x = 597,848,309.55 × 244,712,714.10
  4. Step 4: Simplify right side
    398,565,539.70x = 146,301,082,450,077,440
  5. Step 5: Solve for x
    x = 146,301,082,450,077,440/398,565,539.70
  6. Step 6: Final answer
    x = 367,069,071.15

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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.