Home / 652,147,675.20-979,355,253.60-346,037,659.20

Finding the Fourth Proportional to 652,147,675.20, 979,355,253.60 and 346,037,659.20

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Solution

The fourth proportional to 652,147,675.20, 979,355,253.60 and 346,037,659.20 is: 519,658,065.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,147,675.20 : 979,355,253.60 = 346,037,659.20 : x
  2. Step 2: Convert to fraction form
    652,147,675.20/979,355,253.60 = 346,037,659.20/x
  3. Step 3: Cross multiply
    652,147,675.20x = 979,355,253.60 × 346,037,659.20
  4. Step 4: Simplify right side
    652,147,675.20x = 338,893,799,480,966,400
  5. Step 5: Solve for x
    x = 338,893,799,480,966,400/652,147,675.20
  6. Step 6: Final answer
    x = 519,658,065.75

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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.