Home / 1,980,149,221,359.20-2,970,223,832,038.70-708,170,271,874.35

Finding the Fourth Proportional to 1,980,149,221,359.20, 2,970,223,832,038.70 and 708,170,271,874.35

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Solution

The fourth proportional to 1,980,149,221,359.20, 2,970,223,832,038.70 and 708,170,271,874.35 is: 1,062,255,407,811.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,149,221,359.20 : 2,970,223,832,038.70 = 708,170,271,874.35 : x
  2. Step 2: Convert to fraction form
    1,980,149,221,359.20/2,970,223,832,038.70 = 708,170,271,874.35/x
  3. Step 3: Cross multiply
    1,980,149,221,359.20x = 2,970,223,832,038.70 × 708,170,271,874.35
  4. Step 4: Simplify right side
    1,980,149,221,359.20x = 2,103,424,218,662,519,860,887,552
  5. Step 5: Solve for x
    x = 2,103,424,218,662,519,860,887,552/1,980,149,221,359.20
  6. Step 6: Final answer
    x = 1,062,255,407,811.49

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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.