Home / 2,091,248,121.60-3,136,872,182.40-1,865,507,731.20

Finding the Fourth Proportional to 2,091,248,121.60, 3,136,872,182.40 and 1,865,507,731.20

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Solution

The fourth proportional to 2,091,248,121.60, 3,136,872,182.40 and 1,865,507,731.20 is: 2,798,261,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,248,121.60 : 3,136,872,182.40 = 1,865,507,731.20 : x
  2. Step 2: Convert to fraction form
    2,091,248,121.60/3,136,872,182.40 = 1,865,507,731.20/x
  3. Step 3: Cross multiply
    2,091,248,121.60x = 3,136,872,182.40 × 1,865,507,731.20
  4. Step 4: Simplify right side
    2,091,248,121.60x = 5,851,859,308,053,416,960
  5. Step 5: Solve for x
    x = 5,851,859,308,053,416,960/2,091,248,121.60
  6. Step 6: Final answer
    x = 2,798,261,596.80

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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.