Home / 653,512,705.20-917,213,612.40-653,512,705.20

Finding the Fourth Proportional to 653,512,705.20, 917,213,612.40 and 653,512,705.20

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Solution

The fourth proportional to 653,512,705.20, 917,213,612.40 and 653,512,705.20 is: 917,213,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,512,705.20 : 917,213,612.40 = 653,512,705.20 : x
  2. Step 2: Convert to fraction form
    653,512,705.20/917,213,612.40 = 653,512,705.20/x
  3. Step 3: Cross multiply
    653,512,705.20x = 917,213,612.40 × 653,512,705.20
  4. Step 4: Simplify right side
    653,512,705.20x = 599,410,749,085,788,288
  5. Step 5: Solve for x
    x = 599,410,749,085,788,288/653,512,705.20
  6. Step 6: Final answer
    x = 917,213,612.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.