Home / 1,746,936,707.80-2,620,405,061.70-828,606,659.80

Finding the Fourth Proportional to 1,746,936,707.80, 2,620,405,061.70 and 828,606,659.80

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Solution

The fourth proportional to 1,746,936,707.80, 2,620,405,061.70 and 828,606,659.80 is: 1,242,909,989.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746,936,707.80 : 2,620,405,061.70 = 828,606,659.80 : x
  2. Step 2: Convert to fraction form
    1,746,936,707.80/2,620,405,061.70 = 828,606,659.80/x
  3. Step 3: Cross multiply
    1,746,936,707.80x = 2,620,405,061.70 × 828,606,659.80
  4. Step 4: Simplify right side
    1,746,936,707.80x = 2,171,285,085,498,249,728
  5. Step 5: Solve for x
    x = 2,171,285,085,498,249,728/1,746,936,707.80
  6. Step 6: Final answer
    x = 1,242,909,989.70

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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.