Home / 403,116,571.20-604,674,856.80-322,495,003.20

Finding the Fourth Proportional to 403,116,571.20, 604,674,856.80 and 322,495,003.20

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Solution

The fourth proportional to 403,116,571.20, 604,674,856.80 and 322,495,003.20 is: 483,742,504.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,116,571.20 : 604,674,856.80 = 322,495,003.20 : x
  2. Step 2: Convert to fraction form
    403,116,571.20/604,674,856.80 = 322,495,003.20/x
  3. Step 3: Cross multiply
    403,116,571.20x = 604,674,856.80 × 322,495,003.20
  4. Step 4: Simplify right side
    403,116,571.20x = 195,004,619,878,675,520
  5. Step 5: Solve for x
    x = 195,004,619,878,675,520/403,116,571.20
  6. Step 6: Final answer
    x = 483,742,504.80

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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.