Home / 475,615,480.80-713,423,221.20-403,056,069.60

Finding the Fourth Proportional to 475,615,480.80, 713,423,221.20 and 403,056,069.60

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Solution

The fourth proportional to 475,615,480.80, 713,423,221.20 and 403,056,069.60 is: 604,584,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,615,480.80 : 713,423,221.20 = 403,056,069.60 : x
  2. Step 2: Convert to fraction form
    475,615,480.80/713,423,221.20 = 403,056,069.60/x
  3. Step 3: Cross multiply
    475,615,480.80x = 713,423,221.20 × 403,056,069.60
  4. Step 4: Simplify right side
    475,615,480.80x = 287,549,559,498,243,424
  5. Step 5: Solve for x
    x = 287,549,559,498,243,424/475,615,480.80
  6. Step 6: Final answer
    x = 604,584,104.40

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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.