Home / 806,814,082.08-1,113,917,511.24-658,489,009.68

Finding the Fourth Proportional to 806,814,082.08, 1,113,917,511.24 and 658,489,009.68

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Solution

The fourth proportional to 806,814,082.08, 1,113,917,511.24 and 658,489,009.68 is: 909,134,403.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,814,082.08 : 1,113,917,511.24 = 658,489,009.68 : x
  2. Step 2: Convert to fraction form
    806,814,082.08/1,113,917,511.24 = 658,489,009.68/x
  3. Step 3: Cross multiply
    806,814,082.08x = 1,113,917,511.24 × 658,489,009.68
  4. Step 4: Simplify right side
    806,814,082.08x = 733,502,438,841,637,760
  5. Step 5: Solve for x
    x = 733,502,438,841,637,760/806,814,082.08
  6. Step 6: Final answer
    x = 909,134,403.00

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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.