Home / 1,980,149,221,362.20-2,970,223,832,043.20-708,170,271,877.35

Finding the Fourth Proportional to 1,980,149,221,362.20, 2,970,223,832,043.20 and 708,170,271,877.35

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Solution

The fourth proportional to 1,980,149,221,362.20, 2,970,223,832,043.20 and 708,170,271,877.35 is: 1,062,255,407,815.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,149,221,362.20 : 2,970,223,832,043.20 = 708,170,271,877.35 : x
  2. Step 2: Convert to fraction form
    1,980,149,221,362.20/2,970,223,832,043.20 = 708,170,271,877.35/x
  3. Step 3: Cross multiply
    1,980,149,221,362.20x = 2,970,223,832,043.20 × 708,170,271,877.35
  4. Step 4: Simplify right side
    1,980,149,221,362.20x = 2,103,424,218,674,617,441,583,104
  5. Step 5: Solve for x
    x = 2,103,424,218,674,617,441,583,104/1,980,149,221,362.20
  6. Step 6: Final answer
    x = 1,062,255,407,815.99

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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.