Home / 788,776,585.88-1,088,543,738.99-436,346,500.37

Finding the Fourth Proportional to 788,776,585.88, 1,088,543,738.99 and 436,346,500.37

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Solution

The fourth proportional to 788,776,585.88, 1,088,543,738.99 and 436,346,500.37 is: 602,175,900.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,776,585.88 : 1,088,543,738.99 = 436,346,500.37 : x
  2. Step 2: Convert to fraction form
    788,776,585.88/1,088,543,738.99 = 436,346,500.37/x
  3. Step 3: Cross multiply
    788,776,585.88x = 1,088,543,738.99 × 436,346,500.37
  4. Step 4: Simplify right side
    788,776,585.88x = 474,982,251,003,609,408
  5. Step 5: Solve for x
    x = 474,982,251,003,609,408/788,776,585.88
  6. Step 6: Final answer
    x = 602,175,900.64

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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.