Home / 398,565,529.20-597,848,293.80-244,712,703.60

Finding the Fourth Proportional to 398,565,529.20, 597,848,293.80 and 244,712,703.60

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Solution

The fourth proportional to 398,565,529.20, 597,848,293.80 and 244,712,703.60 is: 367,069,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,565,529.20 : 597,848,293.80 = 244,712,703.60 : x
  2. Step 2: Convert to fraction form
    398,565,529.20/597,848,293.80 = 244,712,703.60/x
  3. Step 3: Cross multiply
    398,565,529.20x = 597,848,293.80 × 244,712,703.60
  4. Step 4: Simplify right side
    398,565,529.20x = 146,301,072,318,445,088
  5. Step 5: Solve for x
    x = 146,301,072,318,445,088/398,565,529.20
  6. Step 6: Final answer
    x = 367,069,055.40

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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.