Home / 1,114,545,312.96-1,538,073,516-612,762,634.56

Finding the Fourth Proportional to 1,114,545,312.96, 1,538,073,516 and 612,762,634.56

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Solution

The fourth proportional to 1,114,545,312.96, 1,538,073,516 and 612,762,634.56 is: 845,612,976.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,545,312.96 : 1,538,073,516 = 612,762,634.56 : x
  2. Step 2: Convert to fraction form
    1,114,545,312.96/1,538,073,516 = 612,762,634.56/x
  3. Step 3: Cross multiply
    1,114,545,312.96x = 1,538,073,516 × 612,762,634.56
  4. Step 4: Simplify right side
    1,114,545,312.96x = 942,473,979,811,122,176
  5. Step 5: Solve for x
    x = 942,473,979,811,122,176/1,114,545,312.96
  6. Step 6: Final answer
    x = 845,612,976.75

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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.