Home / 828,899,626.77-1,144,397,719.17-527,654,911.59

Finding the Fourth Proportional to 828,899,626.77, 1,144,397,719.17 and 527,654,911.59

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Solution

The fourth proportional to 828,899,626.77, 1,144,397,719.17 and 527,654,911.59 is: 728,492,398.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,899,626.77 : 1,144,397,719.17 = 527,654,911.59 : x
  2. Step 2: Convert to fraction form
    828,899,626.77/1,144,397,719.17 = 527,654,911.59/x
  3. Step 3: Cross multiply
    828,899,626.77x = 1,144,397,719.17 × 527,654,911.59
  4. Step 4: Simplify right side
    828,899,626.77x = 603,847,077,332,444,032
  5. Step 5: Solve for x
    x = 603,847,077,332,444,032/828,899,626.77
  6. Step 6: Final answer
    x = 728,492,398.63

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Double scale
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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.