Home / 637,779,579.72-880,135,831.08-344,424,147.72

Finding the Fourth Proportional to 637,779,579.72, 880,135,831.08 and 344,424,147.72

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Solution

The fourth proportional to 637,779,579.72, 880,135,831.08 and 344,424,147.72 is: 475,305,329.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,779,579.72 : 880,135,831.08 = 344,424,147.72 : x
  2. Step 2: Convert to fraction form
    637,779,579.72/880,135,831.08 = 344,424,147.72/x
  3. Step 3: Cross multiply
    637,779,579.72x = 880,135,831.08 × 344,424,147.72
  4. Step 4: Simplify right side
    637,779,579.72x = 303,140,033,497,562,944
  5. Step 5: Solve for x
    x = 303,140,033,497,562,944/637,779,579.72
  6. Step 6: Final answer
    x = 475,305,329.83

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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.