Home / 829,853,674.96-1,244,426,174.32-480,340,993.58

Finding the Fourth Proportional to 829,853,674.96, 1,244,426,174.32 and 480,340,993.58

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Solution

The fourth proportional to 829,853,674.96, 1,244,426,174.32 and 480,340,993.58 is: 720,306,390.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,853,674.96 : 1,244,426,174.32 = 480,340,993.58 : x
  2. Step 2: Convert to fraction form
    829,853,674.96/1,244,426,174.32 = 480,340,993.58/x
  3. Step 3: Cross multiply
    829,853,674.96x = 1,244,426,174.32 × 480,340,993.58
  4. Step 4: Simplify right side
    829,853,674.96x = 597,748,905,011,634,688
  5. Step 5: Solve for x
    x = 597,748,905,011,634,688/829,853,674.96
  6. Step 6: Final answer
    x = 720,306,390.21

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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.