Home / 3,120,185,657.80-4,680,971,328.30-1,049,848,985.80

Finding the Fourth Proportional to 3,120,185,657.80, 4,680,971,328.30 and 1,049,848,985.80

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Solution

The fourth proportional to 3,120,185,657.80, 4,680,971,328.30 and 1,049,848,985.80 is: 1,575,006,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,185,657.80 : 4,680,971,328.30 = 1,049,848,985.80 : x
  2. Step 2: Convert to fraction form
    3,120,185,657.80/4,680,971,328.30 = 1,049,848,985.80/x
  3. Step 3: Cross multiply
    3,120,185,657.80x = 4,680,971,328.30 × 1,049,848,985.80
  4. Step 4: Simplify right side
    3,120,185,657.80x = 4,914,313,001,574,633,472
  5. Step 5: Solve for x
    x = 4,914,313,001,574,633,472/3,120,185,657.80
  6. Step 6: Final answer
    x = 1,575,006,599.14

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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.