Home / 1,858,359,324.30-2,787,958,947.96-614,786,851.32

Finding the Fourth Proportional to 1,858,359,324.30, 2,787,958,947.96 and 614,786,851.32

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Solution

The fourth proportional to 1,858,359,324.30, 2,787,958,947.96 and 614,786,851.32 is: 922,319,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,359,324.30 : 2,787,958,947.96 = 614,786,851.32 : x
  2. Step 2: Convert to fraction form
    1,858,359,324.30/2,787,958,947.96 = 614,786,851.32/x
  3. Step 3: Cross multiply
    1,858,359,324.30x = 2,787,958,947.96 × 614,786,851.32
  4. Step 4: Simplify right side
    1,858,359,324.30x = 1,714,000,503,225,748,224
  5. Step 5: Solve for x
    x = 1,714,000,503,225,748,224/1,858,359,324.30
  6. Step 6: Final answer
    x = 922,319,209.65

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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.