Home / 527,519,263.55-727,969,715.02-301,455,675.07

Finding the Fourth Proportional to 527,519,263.55, 727,969,715.02 and 301,455,675.07

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Solution

The fourth proportional to 527,519,263.55, 727,969,715.02 and 301,455,675.07 is: 416,004,906.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,519,263.55 : 727,969,715.02 = 301,455,675.07 : x
  2. Step 2: Convert to fraction form
    527,519,263.55/727,969,715.02 = 301,455,675.07/x
  3. Step 3: Cross multiply
    527,519,263.55x = 727,969,715.02 × 301,455,675.07
  4. Step 4: Simplify right side
    527,519,263.55x = 219,450,601,868,762,912
  5. Step 5: Solve for x
    x = 219,450,601,868,762,912/527,519,263.55
  6. Step 6: Final answer
    x = 416,004,906.42

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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.