Home / 403,007,231.62-604,488,109.31-178,594,293.72

Finding the Fourth Proportional to 403,007,231.62, 604,488,109.31 and 178,594,293.72

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Solution

The fourth proportional to 403,007,231.62, 604,488,109.31 and 178,594,293.72 is: 267,881,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,007,231.62 : 604,488,109.31 = 178,594,293.72 : x
  2. Step 2: Convert to fraction form
    403,007,231.62/604,488,109.31 = 178,594,293.72/x
  3. Step 3: Cross multiply
    403,007,231.62x = 604,488,109.31 × 178,594,293.72
  4. Step 4: Simplify right side
    403,007,231.62x = 107,958,126,947,406,688
  5. Step 5: Solve for x
    x = 107,958,126,947,406,688/403,007,231.62
  6. Step 6: Final answer
    x = 267,881,364.10

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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.