Home / 806,786,526.22-1,113,336,012.98-449,535,844.78

Finding the Fourth Proportional to 806,786,526.22, 1,113,336,012.98 and 449,535,844.78

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Solution

The fourth proportional to 806,786,526.22, 1,113,336,012.98 and 449,535,844.78 is: 620,343,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,786,526.22 : 1,113,336,012.98 = 449,535,844.78 : x
  2. Step 2: Convert to fraction form
    806,786,526.22/1,113,336,012.98 = 449,535,844.78/x
  3. Step 3: Cross multiply
    806,786,526.22x = 1,113,336,012.98 × 449,535,844.78
  4. Step 4: Simplify right side
    806,786,526.22x = 500,484,445,117,301,824
  5. Step 5: Solve for x
    x = 500,484,445,117,301,824/806,786,526.22
  6. Step 6: Final answer
    x = 620,343,088.11

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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.