Home / 1,877,757,132.80-2,816,635,699.20-1,798,143,334.40

Finding the Fourth Proportional to 1,877,757,132.80, 2,816,635,699.20 and 1,798,143,334.40

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Solution

The fourth proportional to 1,877,757,132.80, 2,816,635,699.20 and 1,798,143,334.40 is: 2,697,215,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,757,132.80 : 2,816,635,699.20 = 1,798,143,334.40 : x
  2. Step 2: Convert to fraction form
    1,877,757,132.80/2,816,635,699.20 = 1,798,143,334.40/x
  3. Step 3: Cross multiply
    1,877,757,132.80x = 2,816,635,699.20 × 1,798,143,334.40
  4. Step 4: Simplify right side
    1,877,757,132.80x = 5,064,714,707,949,562,880
  5. Step 5: Solve for x
    x = 5,064,714,707,949,562,880/1,877,757,132.80
  6. Step 6: Final answer
    x = 2,697,215,001.60

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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.