Home / 1,993,256,468.20-2,989,884,702.30-887,859,188.20

Finding the Fourth Proportional to 1,993,256,468.20, 2,989,884,702.30 and 887,859,188.20

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Solution

The fourth proportional to 1,993,256,468.20, 2,989,884,702.30 and 887,859,188.20 is: 1,331,788,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,256,468.20 : 2,989,884,702.30 = 887,859,188.20 : x
  2. Step 2: Convert to fraction form
    1,993,256,468.20/2,989,884,702.30 = 887,859,188.20/x
  3. Step 3: Cross multiply
    1,993,256,468.20x = 2,989,884,702.30 × 887,859,188.20
  4. Step 4: Simplify right side
    1,993,256,468.20x = 2,654,596,604,595,677,184
  5. Step 5: Solve for x
    x = 2,654,596,604,595,677,184/1,993,256,468.20
  6. Step 6: Final answer
    x = 1,331,788,782.30

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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.