Home / 510,410,069.40-765,615,104.10-251,749,205.40

Finding the Fourth Proportional to 510,410,069.40, 765,615,104.10 and 251,749,205.40

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Solution

The fourth proportional to 510,410,069.40, 765,615,104.10 and 251,749,205.40 is: 377,623,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,410,069.40 : 765,615,104.10 = 251,749,205.40 : x
  2. Step 2: Convert to fraction form
    510,410,069.40/765,615,104.10 = 251,749,205.40/x
  3. Step 3: Cross multiply
    510,410,069.40x = 765,615,104.10 × 251,749,205.40
  4. Step 4: Simplify right side
    510,410,069.40x = 192,742,994,099,413,280
  5. Step 5: Solve for x
    x = 192,742,994,099,413,280/510,410,069.40
  6. Step 6: Final answer
    x = 377,623,808.10

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1.5x scale

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.