Home / 384,316,808.60-576,475,212.90-365,505,109.40

Finding the Fourth Proportional to 384,316,808.60, 576,475,212.90 and 365,505,109.40

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Solution

The fourth proportional to 384,316,808.60, 576,475,212.90 and 365,505,109.40 is: 548,257,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,316,808.60 : 576,475,212.90 = 365,505,109.40 : x
  2. Step 2: Convert to fraction form
    384,316,808.60/576,475,212.90 = 365,505,109.40/x
  3. Step 3: Cross multiply
    384,316,808.60x = 576,475,212.90 × 365,505,109.40
  4. Step 4: Simplify right side
    384,316,808.60x = 210,704,635,757,402,784
  5. Step 5: Solve for x
    x = 210,704,635,757,402,784/384,316,808.60
  6. Step 6: Final answer
    x = 548,257,664.10

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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.