Home / 569,936,258.37-786,513,550.64-309,175,874.37

Finding the Fourth Proportional to 569,936,258.37, 786,513,550.64 and 309,175,874.37

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Solution

The fourth proportional to 569,936,258.37, 786,513,550.64 and 309,175,874.37 is: 426,663,527.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,936,258.37 : 786,513,550.64 = 309,175,874.37 : x
  2. Step 2: Convert to fraction form
    569,936,258.37/786,513,550.64 = 309,175,874.37/x
  3. Step 3: Cross multiply
    569,936,258.37x = 786,513,550.64 × 309,175,874.37
  4. Step 4: Simplify right side
    569,936,258.37x = 243,171,014,721,429,408
  5. Step 5: Solve for x
    x = 243,171,014,721,429,408/569,936,258.37
  6. Step 6: Final answer
    x = 426,663,527.98

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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.