Home / 3,482,020,386.40-5,216,228,134.80-2,097,722,869.60

Finding the Fourth Proportional to 3,482,020,386.40, 5,216,228,134.80 and 2,097,722,869.60

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Solution

The fourth proportional to 3,482,020,386.40, 5,216,228,134.80 and 2,097,722,869.60 is: 3,142,486,211.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482,020,386.40 : 5,216,228,134.80 = 2,097,722,869.60 : x
  2. Step 2: Convert to fraction form
    3,482,020,386.40/5,216,228,134.80 = 2,097,722,869.60/x
  3. Step 3: Cross multiply
    3,482,020,386.40x = 5,216,228,134.80 × 2,097,722,869.60
  4. Step 4: Simplify right side
    3,482,020,386.40x = 10,942,201,051,420,911,616
  5. Step 5: Solve for x
    x = 10,942,201,051,420,911,616/3,482,020,386.40
  6. Step 6: Final answer
    x = 3,142,486,211.21

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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.