Home / 539,430,694.08-744,414,358.78-291,912,048.34

Finding the Fourth Proportional to 539,430,694.08, 744,414,358.78 and 291,912,048.34

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Solution

The fourth proportional to 539,430,694.08, 744,414,358.78 and 291,912,048.34 is: 402,838,627.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,430,694.08 : 744,414,358.78 = 291,912,048.34 : x
  2. Step 2: Convert to fraction form
    539,430,694.08/744,414,358.78 = 291,912,048.34/x
  3. Step 3: Cross multiply
    539,430,694.08x = 744,414,358.78 × 291,912,048.34
  4. Step 4: Simplify right side
    539,430,694.08x = 217,303,520,285,177,440
  5. Step 5: Solve for x
    x = 217,303,520,285,177,440/539,430,694.08
  6. Step 6: Final answer
    x = 402,838,627.22

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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.