Home / 792,033,748.20-1,189,184,363.10-447,659,980.20

Finding the Fourth Proportional to 792,033,748.20, 1,189,184,363.10 and 447,659,980.20

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Solution

The fourth proportional to 792,033,748.20, 1,189,184,363.10 and 447,659,980.20 is: 672,130,764.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,033,748.20 : 1,189,184,363.10 = 447,659,980.20 : x
  2. Step 2: Convert to fraction form
    792,033,748.20/1,189,184,363.10 = 447,659,980.20/x
  3. Step 3: Cross multiply
    792,033,748.20x = 1,189,184,363.10 × 447,659,980.20
  4. Step 4: Simplify right side
    792,033,748.20x = 532,350,248,439,495,552
  5. Step 5: Solve for x
    x = 532,350,248,439,495,552/792,033,748.20
  6. Step 6: Final answer
    x = 672,130,764.19

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Double scale
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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.