Home / 298,178,097.86-411,480,861.62-174,439,737.38

Finding the Fourth Proportional to 298,178,097.86, 411,480,861.62 and 174,439,737.38

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Solution

The fourth proportional to 298,178,097.86, 411,480,861.62 and 174,439,737.38 is: 240,723,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,178,097.86 : 411,480,861.62 = 174,439,737.38 : x
  2. Step 2: Convert to fraction form
    298,178,097.86/411,480,861.62 = 174,439,737.38/x
  3. Step 3: Cross multiply
    298,178,097.86x = 411,480,861.62 × 174,439,737.38
  4. Step 4: Simplify right side
    298,178,097.86x = 71,778,613,437,888,920
  5. Step 5: Solve for x
    x = 71,778,613,437,888,920/298,178,097.86
  6. Step 6: Final answer
    x = 240,723,963.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.