Home / 1,331,985,485.52-1,838,100,065.40-737,294,346

Finding the Fourth Proportional to 1,331,985,485.52, 1,838,100,065.40 and 737,294,346

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Solution

The fourth proportional to 1,331,985,485.52, 1,838,100,065.40 and 737,294,346 is: 1,017,444,109.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,985,485.52 : 1,838,100,065.40 = 737,294,346 : x
  2. Step 2: Convert to fraction form
    1,331,985,485.52/1,838,100,065.40 = 737,294,346/x
  3. Step 3: Cross multiply
    1,331,985,485.52x = 1,838,100,065.40 × 737,294,346
  4. Step 4: Simplify right side
    1,331,985,485.52x = 1,355,220,785,601,650,176
  5. Step 5: Solve for x
    x = 1,355,220,785,601,650,176/1,331,985,485.52
  6. Step 6: Final answer
    x = 1,017,444,109.06

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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.