Home / 531,964,050,834.88-734,101,317,372.72-288,091,543,316.32

Finding the Fourth Proportional to 531,964,050,834.88, 734,101,317,372.72 and 288,091,543,316.32

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Solution

The fourth proportional to 531,964,050,834.88, 734,101,317,372.72 and 288,091,543,316.32 is: 397,561,416,303.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,964,050,834.88 : 734,101,317,372.72 = 288,091,543,316.32 : x
  2. Step 2: Convert to fraction form
    531,964,050,834.88/734,101,317,372.72 = 288,091,543,316.32/x
  3. Step 3: Cross multiply
    531,964,050,834.88x = 734,101,317,372.72 × 288,091,543,316.32
  4. Step 4: Simplify right side
    531,964,050,834.88x = 211,488,381,472,450,531,033,088
  5. Step 5: Solve for x
    x = 211,488,381,472,450,531,033,088/531,964,050,834.88
  6. Step 6: Final answer
    x = 397,561,416,303.48

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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.