Home / 1,331,985,488.52-1,838,100,069.54-737,294,349

Finding the Fourth Proportional to 1,331,985,488.52, 1,838,100,069.54 and 737,294,349

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Solution

The fourth proportional to 1,331,985,488.52, 1,838,100,069.54 and 737,294,349 is: 1,017,444,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,985,488.52 : 1,838,100,069.54 = 737,294,349 : x
  2. Step 2: Convert to fraction form
    1,331,985,488.52/1,838,100,069.54 = 737,294,349/x
  3. Step 3: Cross multiply
    1,331,985,488.52x = 1,838,100,069.54 × 737,294,349
  4. Step 4: Simplify right side
    1,331,985,488.52x = 1,355,220,794,168,348,928
  5. Step 5: Solve for x
    x = 1,355,220,794,168,348,928/1,331,985,488.52
  6. Step 6: Final answer
    x = 1,017,444,113.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.