Home / 744,846,208.20-1,117,269,312.30-260,109,030.60

Finding the Fourth Proportional to 744,846,208.20, 1,117,269,312.30 and 260,109,030.60

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Solution

The fourth proportional to 744,846,208.20, 1,117,269,312.30 and 260,109,030.60 is: 390,163,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,846,208.20 : 1,117,269,312.30 = 260,109,030.60 : x
  2. Step 2: Convert to fraction form
    744,846,208.20/1,117,269,312.30 = 260,109,030.60/x
  3. Step 3: Cross multiply
    744,846,208.20x = 1,117,269,312.30 × 260,109,030.60
  4. Step 4: Simplify right side
    744,846,208.20x = 290,611,837,741,481,664
  5. Step 5: Solve for x
    x = 290,611,837,741,481,664/744,846,208.20
  6. Step 6: Final answer
    x = 390,163,545.90

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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.