Home / 807,417,594.40-1,114,236,109.20-436,139,635.36

Finding the Fourth Proportional to 807,417,594.40, 1,114,236,109.20 and 436,139,635.36

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Solution

The fourth proportional to 807,417,594.40, 1,114,236,109.20 and 436,139,635.36 is: 601,872,604.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,417,594.40 : 1,114,236,109.20 = 436,139,635.36 : x
  2. Step 2: Convert to fraction form
    807,417,594.40/1,114,236,109.20 = 436,139,635.36/x
  3. Step 3: Cross multiply
    807,417,594.40x = 1,114,236,109.20 × 436,139,635.36
  4. Step 4: Simplify right side
    807,417,594.40x = 485,962,530,371,433,152
  5. Step 5: Solve for x
    x = 485,962,530,371,433,152/807,417,594.40
  6. Step 6: Final answer
    x = 601,872,604.39

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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.