Home / 569,936,264.37-786,513,558.93-309,175,880.37

Finding the Fourth Proportional to 569,936,264.37, 786,513,558.93 and 309,175,880.37

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Solution

The fourth proportional to 569,936,264.37, 786,513,558.93 and 309,175,880.37 is: 426,663,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,936,264.37 : 786,513,558.93 = 309,175,880.37 : x
  2. Step 2: Convert to fraction form
    569,936,264.37/786,513,558.93 = 309,175,880.37/x
  3. Step 3: Cross multiply
    569,936,264.37x = 786,513,558.93 × 309,175,880.37
  4. Step 4: Simplify right side
    569,936,264.37x = 243,171,022,005,124,608
  5. Step 5: Solve for x
    x = 243,171,022,005,124,608/569,936,264.37
  6. Step 6: Final answer
    x = 426,663,536.27

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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.