Home / 1,025,377,897.20-1,538,108,836.20-298,366,609.20

Finding the Fourth Proportional to 1,025,377,897.20, 1,538,108,836.20 and 298,366,609.20

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Solution

The fourth proportional to 1,025,377,897.20, 1,538,108,836.20 and 298,366,609.20 is: 447,562,132.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,377,897.20 : 1,538,108,836.20 = 298,366,609.20 : x
  2. Step 2: Convert to fraction form
    1,025,377,897.20/1,538,108,836.20 = 298,366,609.20/x
  3. Step 3: Cross multiply
    1,025,377,897.20x = 1,538,108,836.20 × 298,366,609.20
  4. Step 4: Simplify right side
    1,025,377,897.20x = 458,920,318,037,552,192
  5. Step 5: Solve for x
    x = 458,920,318,037,552,192/1,025,377,897.20
  6. Step 6: Final answer
    x = 447,562,132.25

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1.5x scale

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.