Home / 1,252,930,602.40-1,879,395,903.60-527,336,490.40

Finding the Fourth Proportional to 1,252,930,602.40, 1,879,395,903.60 and 527,336,490.40

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Solution

The fourth proportional to 1,252,930,602.40, 1,879,395,903.60 and 527,336,490.40 is: 791,004,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,930,602.40 : 1,879,395,903.60 = 527,336,490.40 : x
  2. Step 2: Convert to fraction form
    1,252,930,602.40/1,879,395,903.60 = 527,336,490.40/x
  3. Step 3: Cross multiply
    1,252,930,602.40x = 1,879,395,903.60 × 527,336,490.40
  4. Step 4: Simplify right side
    1,252,930,602.40x = 991,074,039,876,560,640
  5. Step 5: Solve for x
    x = 991,074,039,876,560,640/1,252,930,602.40
  6. Step 6: Final answer
    x = 791,004,735.60

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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.