Home / 3,985,838,293.30-5,980,458,051.15-1,914,493,851.70

Finding the Fourth Proportional to 3,985,838,293.30, 5,980,458,051.15 and 1,914,493,851.70

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Solution

The fourth proportional to 3,985,838,293.30, 5,980,458,051.15 and 1,914,493,851.70 is: 2,872,557,621.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,838,293.30 : 5,980,458,051.15 = 1,914,493,851.70 : x
  2. Step 2: Convert to fraction form
    3,985,838,293.30/5,980,458,051.15 = 1,914,493,851.70/x
  3. Step 3: Cross multiply
    3,985,838,293.30x = 5,980,458,051.15 × 1,914,493,851.70
  4. Step 4: Simplify right side
    3,985,838,293.30x = 11,449,550,169,276,438,528
  5. Step 5: Solve for x
    x = 11,449,550,169,276,438,528/3,985,838,293.30
  6. Step 6: Final answer
    x = 2,872,557,621.95

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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.