Home / 3,120,185,657.30-4,680,971,327.55-1,049,848,985.30

Finding the Fourth Proportional to 3,120,185,657.30, 4,680,971,327.55 and 1,049,848,985.30

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Solution

The fourth proportional to 3,120,185,657.30, 4,680,971,327.55 and 1,049,848,985.30 is: 1,575,006,598.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,185,657.30 : 4,680,971,327.55 = 1,049,848,985.30 : x
  2. Step 2: Convert to fraction form
    3,120,185,657.30/4,680,971,327.55 = 1,049,848,985.30/x
  3. Step 3: Cross multiply
    3,120,185,657.30x = 4,680,971,327.55 × 1,049,848,985.30
  4. Step 4: Simplify right side
    3,120,185,657.30x = 4,914,312,998,446,760,960
  5. Step 5: Solve for x
    x = 4,914,312,998,446,760,960/3,120,185,657.30
  6. Step 6: Final answer
    x = 1,575,006,598.39

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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.