Home / 354,424,004.10-531,636,006.15-306,648,260.10

Finding the Fourth Proportional to 354,424,004.10, 531,636,006.15 and 306,648,260.10

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Solution

The fourth proportional to 354,424,004.10, 531,636,006.15 and 306,648,260.10 is: 459,972,390.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,424,004.10 : 531,636,006.15 = 306,648,260.10 : x
  2. Step 2: Convert to fraction form
    354,424,004.10/531,636,006.15 = 306,648,260.10/x
  3. Step 3: Cross multiply
    354,424,004.10x = 531,636,006.15 × 306,648,260.10
  4. Step 4: Simplify right side
    354,424,004.10x = 163,025,256,292,410,400
  5. Step 5: Solve for x
    x = 163,025,256,292,410,400/354,424,004.10
  6. Step 6: Final answer
    x = 459,972,390.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.