Home / 363,834,381.60-545,751,572.40-105,075,758.70

Finding the Fourth Proportional to 363,834,381.60, 545,751,572.40 and 105,075,758.70

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Solution

The fourth proportional to 363,834,381.60, 545,751,572.40 and 105,075,758.70 is: 157,613,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,834,381.60 : 545,751,572.40 = 105,075,758.70 : x
  2. Step 2: Convert to fraction form
    363,834,381.60/545,751,572.40 = 105,075,758.70/x
  3. Step 3: Cross multiply
    363,834,381.60x = 545,751,572.40 × 105,075,758.70
  4. Step 4: Simplify right side
    363,834,381.60x = 57,345,260,531,647,976
  5. Step 5: Solve for x
    x = 57,345,260,531,647,976/363,834,381.60
  6. Step 6: Final answer
    x = 157,613,638.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.