Home / 446,224,048.66-615,598,172.22-278,669,420.68

Finding the Fourth Proportional to 446,224,048.66, 615,598,172.22 and 278,669,420.68

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Solution

The fourth proportional to 446,224,048.66, 615,598,172.22 and 278,669,420.68 is: 384,444,510.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,224,048.66 : 615,598,172.22 = 278,669,420.68 : x
  2. Step 2: Convert to fraction form
    446,224,048.66/615,598,172.22 = 278,669,420.68/x
  3. Step 3: Cross multiply
    446,224,048.66x = 615,598,172.22 × 278,669,420.68
  4. Step 4: Simplify right side
    446,224,048.66x = 171,548,386,024,214,272
  5. Step 5: Solve for x
    x = 171,548,386,024,214,272/446,224,048.66
  6. Step 6: Final answer
    x = 384,444,510.64

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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.