Home / 1,447,410,239.79-2,172,033,624.12-618,370,119.24

Finding the Fourth Proportional to 1,447,410,239.79, 2,172,033,624.12 and 618,370,119.24

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Solution

The fourth proportional to 1,447,410,239.79, 2,172,033,624.12 and 618,370,119.24 is: 927,947,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,410,239.79 : 2,172,033,624.12 = 618,370,119.24 : x
  2. Step 2: Convert to fraction form
    1,447,410,239.79/2,172,033,624.12 = 618,370,119.24/x
  3. Step 3: Cross multiply
    1,447,410,239.79x = 2,172,033,624.12 × 618,370,119.24
  4. Step 4: Simplify right side
    1,447,410,239.79x = 1,343,120,691,137,281,792
  5. Step 5: Solve for x
    x = 1,343,120,691,137,281,792/1,447,410,239.79
  6. Step 6: Final answer
    x = 927,947,484.56

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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.