Home / 600,380,392.20-828,533,402.72-345,921,116.76

Finding the Fourth Proportional to 600,380,392.20, 828,533,402.72 and 345,921,116.76

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Solution

The fourth proportional to 600,380,392.20, 828,533,402.72 and 345,921,116.76 is: 477,376,016.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,380,392.20 : 828,533,402.72 = 345,921,116.76 : x
  2. Step 2: Convert to fraction form
    600,380,392.20/828,533,402.72 = 345,921,116.76/x
  3. Step 3: Cross multiply
    600,380,392.20x = 828,533,402.72 × 345,921,116.76
  4. Step 4: Simplify right side
    600,380,392.20x = 286,607,199,941,865,216
  5. Step 5: Solve for x
    x = 286,607,199,941,865,216/600,380,392.20
  6. Step 6: Final answer
    x = 477,376,016.38

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1.5x scale

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.